Finding the Fourth Proportional to 71,992.38, 107,988.11 and 24,584.60
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Solution
The fourth proportional to 71,992.38, 107,988.11 and 24,584.60 is: 36,876.73
Step by Step Solution
- Step 1: Write the proportion equation
71,992.38 : 107,988.11 = 24,584.60 : x - Step 2: Convert to fraction form
71,992.38/107,988.11 = 24,584.60/x - Step 3: Cross multiply
71,992.38x = 107,988.11 × 24,584.60 - Step 4: Simplify right side
71,992.38x = 2,654,843,826.24 - Step 5: Solve for x
x = 2,654,843,826.24/71,992.38 - Step 6: Final answer
x = 36,876.73
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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.