Finding the Fourth Proportional to 194,618.04, 291,821.08 and 87,876.92
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Solution
The fourth proportional to 194,618.04, 291,821.08 and 87,876.92 is: 131,767.53
Step by Step Solution
- Step 1: Write the proportion equation
194,618.04 : 291,821.08 = 87,876.92 : x - Step 2: Convert to fraction form
194,618.04/291,821.08 = 87,876.92/x - Step 3: Cross multiply
194,618.04x = 291,821.08 × 87,876.92 - Step 4: Simplify right side
194,618.04x = 25,644,337,701.47 - Step 5: Solve for x
x = 25,644,337,701.47/194,618.04 - Step 6: Final answer
x = 131,767.53
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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.