Home / 226,856.38-339,910.14-131,819.79

Finding the Fourth Proportional to 226,856.38, 339,910.14 and 131,819.79

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Solution

The fourth proportional to 226,856.38, 339,910.14 and 131,819.79 is: 197,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,856.38 : 339,910.14 = 131,819.79 : x
  2. Step 2: Convert to fraction form
    226,856.38/339,910.14 = 131,819.79/x
  3. Step 3: Cross multiply
    226,856.38x = 339,910.14 × 131,819.79
  4. Step 4: Simplify right side
    226,856.38x = 44,806,883,273.67
  5. Step 5: Solve for x
    x = 44,806,883,273.67/226,856.38
  6. Step 6: Final answer
    x = 197,512.12

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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.