Home / 269,862.44-372,403.07-149,001.12

Finding the Fourth Proportional to 269,862.44, 372,403.07 and 149,001.12

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Solution

The fourth proportional to 269,862.44, 372,403.07 and 149,001.12 is: 205,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,862.44 : 372,403.07 = 149,001.12 : x
  2. Step 2: Convert to fraction form
    269,862.44/372,403.07 = 149,001.12/x
  3. Step 3: Cross multiply
    269,862.44x = 372,403.07 × 149,001.12
  4. Step 4: Simplify right side
    269,862.44x = 55,488,473,776.43
  5. Step 5: Solve for x
    x = 55,488,473,776.43/269,862.44
  6. Step 6: Final answer
    x = 205,617.63

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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.