Home / 134,910.20-202,365.30-129,151.10

Finding the Fourth Proportional to 134,910.20, 202,365.30 and 129,151.10

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Solution

The fourth proportional to 134,910.20, 202,365.30 and 129,151.10 is: 193,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,910.20 : 202,365.30 = 129,151.10 : x
  2. Step 2: Convert to fraction form
    134,910.20/202,365.30 = 129,151.10/x
  3. Step 3: Cross multiply
    134,910.20x = 202,365.30 × 129,151.10
  4. Step 4: Simplify right side
    134,910.20x = 26,135,701,096.83
  5. Step 5: Solve for x
    x = 26,135,701,096.83/134,910.20
  6. Step 6: Final answer
    x = 193,726.65

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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.