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Finding the Fourth Proportional to 227,472.82, 313,910.32 and 125,499.10

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Solution

The fourth proportional to 227,472.82, 313,910.32 and 125,499.10 is: 173,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,472.82 : 313,910.32 = 125,499.10 : x
  2. Step 2: Convert to fraction form
    227,472.82/313,910.32 = 125,499.10/x
  3. Step 3: Cross multiply
    227,472.82x = 313,910.32 × 125,499.10
  4. Step 4: Simplify right side
    227,472.82x = 39,395,462,640.71
  5. Step 5: Solve for x
    x = 39,395,462,640.71/227,472.82
  6. Step 6: Final answer
    x = 173,187.56

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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.