Finding the Fourth Proportional to 187,694.08, 281,558.99 and 52,757.80
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Solution
The fourth proportional to 187,694.08, 281,558.99 and 52,757.80 is: 79,141.72
Step by Step Solution
- Step 1: Write the proportion equation
187,694.08 : 281,558.99 = 52,757.80 : x - Step 2: Convert to fraction form
187,694.08/281,558.99 = 52,757.80/x - Step 3: Cross multiply
187,694.08x = 281,558.99 × 52,757.80 - Step 4: Simplify right side
187,694.08x = 14,854,432,882.62 - Step 5: Solve for x
x = 14,854,432,882.62/187,694.08 - Step 6: Final answer
x = 79,141.72
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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.