Home / 134,930.20-202,360.02-40,134.88

Finding the Fourth Proportional to 134,930.20, 202,360.02 and 40,134.88

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Solution

The fourth proportional to 134,930.20, 202,360.02 and 40,134.88 is: 60,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,930.20 : 202,360.02 = 40,134.88 : x
  2. Step 2: Convert to fraction form
    134,930.20/202,360.02 = 40,134.88/x
  3. Step 3: Cross multiply
    134,930.20x = 202,360.02 × 40,134.88
  4. Step 4: Simplify right side
    134,930.20x = 8,121,695,119.50
  5. Step 5: Solve for x
    x = 8,121,695,119.50/134,930.20
  6. Step 6: Final answer
    x = 60,191.83

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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.