Home / 237,280.90-327,447.65-129,850.98

Finding the Fourth Proportional to 237,280.90, 327,447.65 and 129,850.98

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Solution

The fourth proportional to 237,280.90, 327,447.65 and 129,850.98 is: 179,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,280.90 : 327,447.65 = 129,850.98 : x
  2. Step 2: Convert to fraction form
    237,280.90/327,447.65 = 129,850.98/x
  3. Step 3: Cross multiply
    237,280.90x = 327,447.65 × 129,850.98
  4. Step 4: Simplify right side
    237,280.90x = 42,519,398,251.20
  5. Step 5: Solve for x
    x = 42,519,398,251.20/237,280.90
  6. Step 6: Final answer
    x = 179,194.36

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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.