Finding the Fourth Proportional to 71,599.56, 107,358.18 and 29,508.70
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Solution
The fourth proportional to 71,599.56, 107,358.18 and 29,508.70 is: 44,246.09
Step by Step Solution
- Step 1: Write the proportion equation
71,599.56 : 107,358.18 = 29,508.70 : x - Step 2: Convert to fraction form
71,599.56/107,358.18 = 29,508.70/x - Step 3: Cross multiply
71,599.56x = 107,358.18 × 29,508.70 - Step 4: Simplify right side
71,599.56x = 3,168,000,326.17 - Step 5: Solve for x
x = 3,168,000,326.17/71,599.56 - Step 6: Final answer
x = 44,246.09
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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.