Home / 135,761.66-203,377.59-88,872.38

Finding the Fourth Proportional to 135,761.66, 203,377.59 and 88,872.38

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Solution

The fourth proportional to 135,761.66, 203,377.59 and 88,872.38 is: 133,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,761.66 : 203,377.59 = 88,872.38 : x
  2. Step 2: Convert to fraction form
    135,761.66/203,377.59 = 88,872.38/x
  3. Step 3: Cross multiply
    135,761.66x = 203,377.59 × 88,872.38
  4. Step 4: Simplify right side
    135,761.66x = 18,074,649,445.08
  5. Step 5: Solve for x
    x = 18,074,649,445.08/135,761.66
  6. Step 6: Final answer
    x = 133,135.16

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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.