Home / 269,863.16-372,401.42-149,001.86

Finding the Fourth Proportional to 269,863.16, 372,401.42 and 149,001.86

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Solution

The fourth proportional to 269,863.16, 372,401.42 and 149,001.86 is: 205,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,863.16 : 372,401.42 = 149,001.86 : x
  2. Step 2: Convert to fraction form
    269,863.16/372,401.42 = 149,001.86/x
  3. Step 3: Cross multiply
    269,863.16x = 372,401.42 × 149,001.86
  4. Step 4: Simplify right side
    269,863.16x = 55,488,504,432.64
  5. Step 5: Solve for x
    x = 55,488,504,432.64/269,863.16
  6. Step 6: Final answer
    x = 205,617.19

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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.