Home / 125,034.72-187,414.48-61,761.17

Finding the Fourth Proportional to 125,034.72, 187,414.48 and 61,761.17

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Solution

The fourth proportional to 125,034.72, 187,414.48 and 61,761.17 is: 92,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,034.72 : 187,414.48 = 61,761.17 : x
  2. Step 2: Convert to fraction form
    125,034.72/187,414.48 = 61,761.17/x
  3. Step 3: Cross multiply
    125,034.72x = 187,414.48 × 61,761.17
  4. Step 4: Simplify right side
    125,034.72x = 11,574,937,402.68
  5. Step 5: Solve for x
    x = 11,574,937,402.68/125,034.72
  6. Step 6: Final answer
    x = 92,573.78

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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.