Home / 269,540.48-404,456.88-111,877.04

Finding the Fourth Proportional to 269,540.48, 404,456.88 and 111,877.04

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Solution

The fourth proportional to 269,540.48, 404,456.88 and 111,877.04 is: 167,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,540.48 : 404,456.88 = 111,877.04 : x
  2. Step 2: Convert to fraction form
    269,540.48/404,456.88 = 111,877.04/x
  3. Step 3: Cross multiply
    269,540.48x = 404,456.88 × 111,877.04
  4. Step 4: Simplify right side
    269,540.48x = 45,249,438,542.04
  5. Step 5: Solve for x
    x = 45,249,438,542.04/269,540.48
  6. Step 6: Final answer
    x = 167,876.23

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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.