Finding the Fourth Proportional to 71,943.26, 107,924.73 and 24,545.62
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Solution
The fourth proportional to 71,943.26, 107,924.73 and 24,545.62 is: 36,821.78
Step by Step Solution
- Step 1: Write the proportion equation
71,943.26 : 107,924.73 = 24,545.62 : x - Step 2: Convert to fraction form
71,943.26/107,924.73 = 24,545.62/x - Step 3: Cross multiply
71,943.26x = 107,924.73 × 24,545.62 - Step 4: Simplify right side
71,943.26x = 2,649,078,748.83 - Step 5: Solve for x
x = 2,649,078,748.83/71,943.26 - Step 6: Final answer
x = 36,821.78
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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.