Home / 88,167.20-132,269.09-40,112.91

Finding the Fourth Proportional to 88,167.20, 132,269.09 and 40,112.91

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Solution

The fourth proportional to 88,167.20, 132,269.09 and 40,112.91 is: 60,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,167.20 : 132,269.09 = 40,112.91 : x
  2. Step 2: Convert to fraction form
    88,167.20/132,269.09 = 40,112.91/x
  3. Step 3: Cross multiply
    88,167.20x = 132,269.09 × 40,112.91
  4. Step 4: Simplify right side
    88,167.20x = 5,305,697,902.39
  5. Step 5: Solve for x
    x = 5,305,697,902.39/88,167.20
  6. Step 6: Final answer
    x = 60,177.69

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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.