Home / 226,391.94-339,144.17-131,422.95

Finding the Fourth Proportional to 226,391.94, 339,144.17 and 131,422.95

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Solution

The fourth proportional to 226,391.94, 339,144.17 and 131,422.95 is: 196,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,391.94 : 339,144.17 = 131,422.95 : x
  2. Step 2: Convert to fraction form
    226,391.94/339,144.17 = 131,422.95/x
  3. Step 3: Cross multiply
    226,391.94x = 339,144.17 × 131,422.95
  4. Step 4: Simplify right side
    226,391.94x = 44,571,326,639.59
  5. Step 5: Solve for x
    x = 44,571,326,639.59/226,391.94
  6. Step 6: Final answer
    x = 196,876.83

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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.