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Finding the Fourth Proportional to 227,502.60, 313,951.44 and 125,529

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Solution

The fourth proportional to 227,502.60, 313,951.44 and 125,529 is: 173,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,502.60 : 313,951.44 = 125,529 : x
  2. Step 2: Convert to fraction form
    227,502.60/313,951.44 = 125,529/x
  3. Step 3: Cross multiply
    227,502.60x = 313,951.44 × 125,529
  4. Step 4: Simplify right side
    227,502.60x = 39,410,010,311.76
  5. Step 5: Solve for x
    x = 39,410,010,311.76/227,502.60
  6. Step 6: Final answer
    x = 173,228.83

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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.