Finding the Fourth Proportional to 88,891.68, 133,337.25 and 29,713.80
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Solution
The fourth proportional to 88,891.68, 133,337.25 and 29,713.80 is: 44,570.61
Step by Step Solution
- Step 1: Write the proportion equation
88,891.68 : 133,337.25 = 29,713.80 : x - Step 2: Convert to fraction form
88,891.68/133,337.25 = 29,713.80/x - Step 3: Cross multiply
88,891.68x = 133,337.25 × 29,713.80 - Step 4: Simplify right side
88,891.68x = 3,961,956,379.05 - Step 5: Solve for x
x = 3,961,956,379.05/88,891.68 - Step 6: Final answer
x = 44,570.61
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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.