Home / 237,277.76-327,443.31-129,847.79

Finding the Fourth Proportional to 237,277.76, 327,443.31 and 129,847.79

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Solution

The fourth proportional to 237,277.76, 327,443.31 and 129,847.79 is: 179,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,277.76 : 327,443.31 = 129,847.79 : x
  2. Step 2: Convert to fraction form
    237,277.76/327,443.31 = 129,847.79/x
  3. Step 3: Cross multiply
    237,277.76x = 327,443.31 × 129,847.79
  4. Step 4: Simplify right side
    237,277.76x = 42,517,789,504.55
  5. Step 5: Solve for x
    x = 42,517,789,504.55/237,277.76
  6. Step 6: Final answer
    x = 179,189.95

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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.