Finding the Fourth Proportional to 71,863.53, 107,800.17 and 24,459.09
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Solution
The fourth proportional to 71,863.53, 107,800.17 and 24,459.09 is: 36,690.29
Step by Step Solution
- Step 1: Write the proportion equation
71,863.53 : 107,800.17 = 24,459.09 : x - Step 2: Convert to fraction form
71,863.53/107,800.17 = 24,459.09/x - Step 3: Cross multiply
71,863.53x = 107,800.17 × 24,459.09 - Step 4: Simplify right side
71,863.53x = 2,636,694,060.05 - Step 5: Solve for x
x = 2,636,694,060.05/71,863.53 - Step 6: Final answer
x = 36,690.29
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1.5x scale
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.