Home / 187,758.30-281,608.02-61,397.49

Finding the Fourth Proportional to 187,758.30, 281,608.02 and 61,397.49

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Solution

The fourth proportional to 187,758.30, 281,608.02 and 61,397.49 is: 92,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,758.30 : 281,608.02 = 61,397.49 : x
  2. Step 2: Convert to fraction form
    187,758.30/281,608.02 = 61,397.49/x
  3. Step 3: Cross multiply
    187,758.30x = 281,608.02 × 61,397.49
  4. Step 4: Simplify right side
    187,758.30x = 17,290,025,591.87
  5. Step 5: Solve for x
    x = 17,290,025,591.87/187,758.30
  6. Step 6: Final answer
    x = 92,086.61

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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.