Home / 187,928.33-281,865.14-54,772.83

Finding the Fourth Proportional to 187,928.33, 281,865.14 and 54,772.83

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Solution

The fourth proportional to 187,928.33, 281,865.14 and 54,772.83 is: 82,151.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,928.33 : 281,865.14 = 54,772.83 : x
  2. Step 2: Convert to fraction form
    187,928.33/281,865.14 = 54,772.83/x
  3. Step 3: Cross multiply
    187,928.33x = 281,865.14 × 54,772.83
  4. Step 4: Simplify right side
    187,928.33x = 15,438,551,122.28
  5. Step 5: Solve for x
    x = 15,438,551,122.28/187,928.33
  6. Step 6: Final answer
    x = 82,151.27

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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.