Home / 237,069.16-327,142.20-129,617.80

Finding the Fourth Proportional to 237,069.16, 327,142.20 and 129,617.80

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Solution

The fourth proportional to 237,069.16, 327,142.20 and 129,617.80 is: 178,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,069.16 : 327,142.20 = 129,617.80 : x
  2. Step 2: Convert to fraction form
    237,069.16/327,142.20 = 129,617.80/x
  3. Step 3: Cross multiply
    237,069.16x = 327,142.20 × 129,617.80
  4. Step 4: Simplify right side
    237,069.16x = 42,403,452,251.16
  5. Step 5: Solve for x
    x = 42,403,452,251.16/237,069.16
  6. Step 6: Final answer
    x = 178,865.32

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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.