Home / 187,955.30-281,928.25-54,836.73

Finding the Fourth Proportional to 187,955.30, 281,928.25 and 54,836.73

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Solution

The fourth proportional to 187,955.30, 281,928.25 and 54,836.73 is: 82,253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,955.30 : 281,928.25 = 54,836.73 : x
  2. Step 2: Convert to fraction form
    187,955.30/281,928.25 = 54,836.73/x
  3. Step 3: Cross multiply
    187,955.30x = 281,928.25 × 54,836.73
  4. Step 4: Simplify right side
    187,955.30x = 15,460,023,324.62
  5. Step 5: Solve for x
    x = 15,460,023,324.62/187,955.30
  6. Step 6: Final answer
    x = 82,253.72

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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.