Home / 240,234.57-331,494.86-132,789.89

Finding the Fourth Proportional to 240,234.57, 331,494.86 and 132,789.89

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Solution

The fourth proportional to 240,234.57, 331,494.86 and 132,789.89 is: 183,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,234.57 : 331,494.86 = 132,789.89 : x
  2. Step 2: Convert to fraction form
    240,234.57/331,494.86 = 132,789.89/x
  3. Step 3: Cross multiply
    240,234.57x = 331,494.86 × 132,789.89
  4. Step 4: Simplify right side
    240,234.57x = 44,019,167,155.68
  5. Step 5: Solve for x
    x = 44,019,167,155.68/240,234.57
  6. Step 6: Final answer
    x = 183,234.11

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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.