Home / 187,864.14-281,839.40-61,508.46

Finding the Fourth Proportional to 187,864.14, 281,839.40 and 61,508.46

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Solution

The fourth proportional to 187,864.14, 281,839.40 and 61,508.46 is: 92,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,864.14 : 281,839.40 = 61,508.46 : x
  2. Step 2: Convert to fraction form
    187,864.14/281,839.40 = 61,508.46/x
  3. Step 3: Cross multiply
    187,864.14x = 281,839.40 × 61,508.46
  4. Step 4: Simplify right side
    187,864.14x = 17,335,507,461.32
  5. Step 5: Solve for x
    x = 17,335,507,461.32/187,864.14
  6. Step 6: Final answer
    x = 92,276.83

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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.