SOLUTION: An area of a rectangle is 108. The ratio of the Width to Length is 3:4. What is the Length and the Width.

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Question 218308: An area of a rectangle is 108. The ratio of the Width to Length is 3:4. What is the Length and the Width.
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Area = Length * Width = 108
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w/L = 3/4,,,,4w=3L,,,,w=3L/4,,,,subst
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L*(3L/4)=108
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(3/4)*L^2 =108
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L^2 = 144
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L=12,,,,,,W=3/4 *12 = 9
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check,,,,12*9=108,,,,ok