Home / 227,437.20-313,859.43-125,472.42

Finding the Fourth Proportional to 227,437.20, 313,859.43 and 125,472.42

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Solution

The fourth proportional to 227,437.20, 313,859.43 and 125,472.42 is: 173,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,437.20 : 313,859.43 = 125,472.42 : x
  2. Step 2: Convert to fraction form
    227,437.20/313,859.43 = 125,472.42/x
  3. Step 3: Cross multiply
    227,437.20x = 313,859.43 × 125,472.42
  4. Step 4: Simplify right side
    227,437.20x = 39,380,702,221.92
  5. Step 5: Solve for x
    x = 39,380,702,221.92/227,437.20
  6. Step 6: Final answer
    x = 173,149.78

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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.