Home / 239,080.41-329,930.96-131,650.18

Finding the Fourth Proportional to 239,080.41, 329,930.96 and 131,650.18

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Solution

The fourth proportional to 239,080.41, 329,930.96 and 131,650.18 is: 181,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,080.41 : 329,930.96 = 131,650.18 : x
  2. Step 2: Convert to fraction form
    239,080.41/329,930.96 = 131,650.18/x
  3. Step 3: Cross multiply
    239,080.41x = 329,930.96 × 131,650.18
  4. Step 4: Simplify right side
    239,080.41x = 43,435,469,613.32
  5. Step 5: Solve for x
    x = 43,435,469,613.32/239,080.41
  6. Step 6: Final answer
    x = 181,677.25

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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.