Home / 204,134.33-281,711.49-112,248.86

Finding the Fourth Proportional to 204,134.33, 281,711.49 and 112,248.86

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Solution

The fourth proportional to 204,134.33, 281,711.49 and 112,248.86 is: 154,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,134.33 : 281,711.49 = 112,248.86 : x
  2. Step 2: Convert to fraction form
    204,134.33/281,711.49 = 112,248.86/x
  3. Step 3: Cross multiply
    204,134.33x = 281,711.49 × 112,248.86
  4. Step 4: Simplify right side
    204,134.33x = 31,621,793,601.40
  5. Step 5: Solve for x
    x = 31,621,793,601.40/204,134.33
  6. Step 6: Final answer
    x = 154,906.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.