Finding the Fourth Proportional to 202,151.97, 303,139.13 and 75,703.53
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Solution
The fourth proportional to 202,151.97, 303,139.13 and 75,703.53 is: 113,522.02
Step by Step Solution
- Step 1: Write the proportion equation
202,151.97 : 303,139.13 = 75,703.53 : x - Step 2: Convert to fraction form
202,151.97/303,139.13 = 75,703.53/x - Step 3: Cross multiply
202,151.97x = 303,139.13 × 75,703.53 - Step 4: Simplify right side
202,151.97x = 22,948,700,327.92 - Step 5: Solve for x
x = 22,948,700,327.92/202,151.97 - Step 6: Final answer
x = 113,522.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.