Home / 269,938.44-372,517.85-149,082.80

Finding the Fourth Proportional to 269,938.44, 372,517.85 and 149,082.80

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Solution

The fourth proportional to 269,938.44, 372,517.85 and 149,082.80 is: 205,735.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,938.44 : 372,517.85 = 149,082.80 : x
  2. Step 2: Convert to fraction form
    269,938.44/372,517.85 = 149,082.80/x
  3. Step 3: Cross multiply
    269,938.44x = 372,517.85 × 149,082.80
  4. Step 4: Simplify right side
    269,938.44x = 55,536,002,638.10
  5. Step 5: Solve for x
    x = 55,536,002,638.10/269,938.44
  6. Step 6: Final answer
    x = 205,735.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.