Home / 237,189.34-327,320.13-129,757.42

Finding the Fourth Proportional to 237,189.34, 327,320.13 and 129,757.42

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Solution

The fourth proportional to 237,189.34, 327,320.13 and 129,757.42 is: 179,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,189.34 : 327,320.13 = 129,757.42 : x
  2. Step 2: Convert to fraction form
    237,189.34/327,320.13 = 129,757.42/x
  3. Step 3: Cross multiply
    237,189.34x = 327,320.13 × 129,757.42
  4. Step 4: Simplify right side
    237,189.34x = 42,472,215,582.86
  5. Step 5: Solve for x
    x = 42,472,215,582.86/237,189.34
  6. Step 6: Final answer
    x = 179,064.61

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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.