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Finding the Fourth Proportional to 227,229.57, 313,562.57 and 125,255.84

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Solution

The fourth proportional to 227,229.57, 313,562.57 and 125,255.84 is: 172,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,229.57 : 313,562.57 = 125,255.84 : x
  2. Step 2: Convert to fraction form
    227,229.57/313,562.57 = 125,255.84/x
  3. Step 3: Cross multiply
    227,229.57x = 313,562.57 × 125,255.84
  4. Step 4: Simplify right side
    227,229.57x = 39,275,540,903.82
  5. Step 5: Solve for x
    x = 39,275,540,903.82/227,229.57
  6. Step 6: Final answer
    x = 172,845.20

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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.