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Finding the Fourth Proportional to 171,013.16, 256,524.94 and 58,691.74

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Solution

The fourth proportional to 171,013.16, 256,524.94 and 58,691.74 is: 88,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,013.16 : 256,524.94 = 58,691.74 : x
  2. Step 2: Convert to fraction form
    171,013.16/256,524.94 = 58,691.74/x
  3. Step 3: Cross multiply
    171,013.16x = 256,524.94 × 58,691.74
  4. Step 4: Simplify right side
    171,013.16x = 15,055,895,082.00
  5. Step 5: Solve for x
    x = 15,055,895,082.00/171,013.16
  6. Step 6: Final answer
    x = 88,039.39

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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.