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Finding the Fourth Proportional to 227,253.46, 313,610.72 and 125,276.68

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Solution

The fourth proportional to 227,253.46, 313,610.72 and 125,276.68 is: 172,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,253.46 : 313,610.72 = 125,276.68 : x
  2. Step 2: Convert to fraction form
    227,253.46/313,610.72 = 125,276.68/x
  3. Step 3: Cross multiply
    227,253.46x = 313,610.72 × 125,276.68
  4. Step 4: Simplify right side
    227,253.46x = 39,288,109,814.01
  5. Step 5: Solve for x
    x = 39,288,109,814.01/227,253.46
  6. Step 6: Final answer
    x = 172,882.34

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1.5x scale

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.