Home / 88,140.20-132,194.10-54,800.60

Finding the Fourth Proportional to 88,140.20, 132,194.10 and 54,800.60

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Solution

The fourth proportional to 88,140.20, 132,194.10 and 54,800.60 is: 82,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,140.20 : 132,194.10 = 54,800.60 : x
  2. Step 2: Convert to fraction form
    88,140.20/132,194.10 = 54,800.60/x
  3. Step 3: Cross multiply
    88,140.20x = 132,194.10 × 54,800.60
  4. Step 4: Simplify right side
    88,140.20x = 7,244,315,996.46
  5. Step 5: Solve for x
    x = 7,244,315,996.46/88,140.20
  6. Step 6: Final answer
    x = 82,190.83

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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.