Home / 239,310.90-330,251.30-131,884.85

Finding the Fourth Proportional to 239,310.90, 330,251.30 and 131,884.85

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Solution

The fourth proportional to 239,310.90, 330,251.30 and 131,884.85 is: 182,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,310.90 : 330,251.30 = 131,884.85 : x
  2. Step 2: Convert to fraction form
    239,310.90/330,251.30 = 131,884.85/x
  3. Step 3: Cross multiply
    239,310.90x = 330,251.30 × 131,884.85
  4. Step 4: Simplify right side
    239,310.90x = 43,555,144,318.15
  5. Step 5: Solve for x
    x = 43,555,144,318.15/239,310.90
  6. Step 6: Final answer
    x = 182,002.34

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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.