Finding the Fourth Proportional to 88,816.75, 133,319.97 and 38,240.81
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Solution
The fourth proportional to 88,816.75, 133,319.97 and 38,240.81 is: 57,402.04
Step by Step Solution
- Step 1: Write the proportion equation
88,816.75 : 133,319.97 = 38,240.81 : x - Step 2: Convert to fraction form
88,816.75/133,319.97 = 38,240.81/x - Step 3: Cross multiply
88,816.75x = 133,319.97 × 38,240.81 - Step 4: Simplify right side
88,816.75x = 5,098,262,784.17 - Step 5: Solve for x
x = 5,098,262,784.17/88,816.75 - Step 6: Final answer
x = 57,402.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.