Finding the Fourth Proportional to 217,934.24, 327,393.45 and 129,245.91
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Solution
The fourth proportional to 217,934.24, 327,393.45 and 129,245.91 is: 194,160.70
Step by Step Solution
- Step 1: Write the proportion equation
217,934.24 : 327,393.45 = 129,245.91 : x - Step 2: Convert to fraction form
217,934.24/327,393.45 = 129,245.91/x - Step 3: Cross multiply
217,934.24x = 327,393.45 × 129,245.91 - Step 4: Simplify right side
217,934.24x = 42,314,264,373.29 - Step 5: Solve for x
x = 42,314,264,373.29/217,934.24 - Step 6: Final answer
x = 194,160.70
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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.