Home / 88,391.20-132,471.60-41,000.80

Finding the Fourth Proportional to 88,391.20, 132,471.60 and 41,000.80

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Solution

The fourth proportional to 88,391.20, 132,471.60 and 41,000.80 is: 61,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,391.20 : 132,471.60 = 41,000.80 : x
  2. Step 2: Convert to fraction form
    88,391.20/132,471.60 = 41,000.80/x
  3. Step 3: Cross multiply
    88,391.20x = 132,471.60 × 41,000.80
  4. Step 4: Simplify right side
    88,391.20x = 5,431,441,577.28
  5. Step 5: Solve for x
    x = 5,431,441,577.28/88,391.20
  6. Step 6: Final answer
    x = 61,447.76

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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.