Finding the Fourth Proportional to 71,566.92, 107,350.38 and 29,445.30
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Solution
The fourth proportional to 71,566.92, 107,350.38 and 29,445.30 is: 44,167.95
Step by Step Solution
- Step 1: Write the proportion equation
71,566.92 : 107,350.38 = 29,445.30 : x - Step 2: Convert to fraction form
71,566.92/107,350.38 = 29,445.30/x - Step 3: Cross multiply
71,566.92x = 107,350.38 × 29,445.30 - Step 4: Simplify right side
71,566.92x = 3,160,964,144.21 - Step 5: Solve for x
x = 3,160,964,144.21/71,566.92 - Step 6: Final answer
x = 44,167.95
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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.