Home / 226,319.40-339,738.30-132,877.80

Finding the Fourth Proportional to 226,319.40, 339,738.30 and 132,877.80

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Solution

The fourth proportional to 226,319.40, 339,738.30 and 132,877.80 is: 199,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,319.40 : 339,738.30 = 132,877.80 : x
  2. Step 2: Convert to fraction form
    226,319.40/339,738.30 = 132,877.80/x
  3. Step 3: Cross multiply
    226,319.40x = 339,738.30 × 132,877.80
  4. Step 4: Simplify right side
    226,319.40x = 45,143,677,879.74
  5. Step 5: Solve for x
    x = 45,143,677,879.74/226,319.40
  6. Step 6: Final answer
    x = 199,468.88

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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.