Finding the Fourth Proportional to 71,587.65, 107,354.11 and 23,545.08
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Solution
The fourth proportional to 71,587.65, 107,354.11 and 23,545.08 is: 35,308.62
Step by Step Solution
- Step 1: Write the proportion equation
71,587.65 : 107,354.11 = 23,545.08 : x - Step 2: Convert to fraction form
71,587.65/107,354.11 = 23,545.08/x - Step 3: Cross multiply
71,587.65x = 107,354.11 × 23,545.08 - Step 4: Simplify right side
71,587.65x = 2,527,661,108.28 - Step 5: Solve for x
x = 2,527,661,108.28/71,587.65 - Step 6: Final answer
x = 35,308.62
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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.