Home / 135,747.90-203,540.04-60,854.49

Finding the Fourth Proportional to 135,747.90, 203,540.04 and 60,854.49

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Solution

The fourth proportional to 135,747.90, 203,540.04 and 60,854.49 is: 91,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,747.90 : 203,540.04 = 60,854.49 : x
  2. Step 2: Convert to fraction form
    135,747.90/203,540.04 = 60,854.49/x
  3. Step 3: Cross multiply
    135,747.90x = 203,540.04 × 60,854.49
  4. Step 4: Simplify right side
    135,747.90x = 12,386,325,328.78
  5. Step 5: Solve for x
    x = 12,386,325,328.78/135,747.90
  6. Step 6: Final answer
    x = 91,245.06

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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.