Home / 166,747.68-250,256.38-129,218.76

Finding the Fourth Proportional to 166,747.68, 250,256.38 and 129,218.76

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Solution

The fourth proportional to 166,747.68, 250,256.38 and 129,218.76 is: 193,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,747.68 : 250,256.38 = 129,218.76 : x
  2. Step 2: Convert to fraction form
    166,747.68/250,256.38 = 129,218.76/x
  3. Step 3: Cross multiply
    166,747.68x = 250,256.38 × 129,218.76
  4. Step 4: Simplify right side
    166,747.68x = 32,337,819,105.69
  5. Step 5: Solve for x
    x = 32,337,819,105.69/166,747.68
  6. Step 6: Final answer
    x = 193,932.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.