Home / 231,728.10-347,592.15-132,195.30

Finding the Fourth Proportional to 231,728.10, 347,592.15 and 132,195.30

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Solution

The fourth proportional to 231,728.10, 347,592.15 and 132,195.30 is: 198,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,728.10 : 347,592.15 = 132,195.30 : x
  2. Step 2: Convert to fraction form
    231,728.10/347,592.15 = 132,195.30/x
  3. Step 3: Cross multiply
    231,728.10x = 347,592.15 × 132,195.30
  4. Step 4: Simplify right side
    231,728.10x = 45,950,048,546.90
  5. Step 5: Solve for x
    x = 45,950,048,546.90/231,728.10
  6. Step 6: Final answer
    x = 198,292.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.