Finding the Fourth Proportional to 187,549.92, 281,324.97 and 82,369.80
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Solution
The fourth proportional to 187,549.92, 281,324.97 and 82,369.80 is: 123,554.74
Step by Step Solution
- Step 1: Write the proportion equation
187,549.92 : 281,324.97 = 82,369.80 : x - Step 2: Convert to fraction form
187,549.92/281,324.97 = 82,369.80/x - Step 3: Cross multiply
187,549.92x = 281,324.97 × 82,369.80 - Step 4: Simplify right side
187,549.92x = 23,172,681,513.91 - Step 5: Solve for x
x = 23,172,681,513.91/187,549.92 - Step 6: Final answer
x = 123,554.74
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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.