Finding the Fourth Proportional to 219,414.24, 329,121.36 and 61,644.06
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Solution
The fourth proportional to 219,414.24, 329,121.36 and 61,644.06 is: 92,466.09
Step by Step Solution
- Step 1: Write the proportion equation
219,414.24 : 329,121.36 = 61,644.06 : x - Step 2: Convert to fraction form
219,414.24/329,121.36 = 61,644.06/x - Step 3: Cross multiply
219,414.24x = 329,121.36 × 61,644.06 - Step 4: Simplify right side
219,414.24x = 20,288,376,863.12 - Step 5: Solve for x
x = 20,288,376,863.12/219,414.24 - Step 6: Final answer
x = 92,466.09
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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.