Home / 269,309.97-404,024.04-79,785.15

Finding the Fourth Proportional to 269,309.97, 404,024.04 and 79,785.15

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Solution

The fourth proportional to 269,309.97, 404,024.04 and 79,785.15 is: 119,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,309.97 : 404,024.04 = 79,785.15 : x
  2. Step 2: Convert to fraction form
    269,309.97/404,024.04 = 79,785.15/x
  3. Step 3: Cross multiply
    269,309.97x = 404,024.04 × 79,785.15
  4. Step 4: Simplify right side
    269,309.97x = 32,235,118,635.01
  5. Step 5: Solve for x
    x = 32,235,118,635.01/269,309.97
  6. Step 6: Final answer
    x = 119,695.23

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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.