Home / 124,961.80-172,324.41-114,589.04

Finding the Fourth Proportional to 124,961.80, 172,324.41 and 114,589.04

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Solution

The fourth proportional to 124,961.80, 172,324.41 and 114,589.04 is: 158,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,961.80 : 172,324.41 = 114,589.04 : x
  2. Step 2: Convert to fraction form
    124,961.80/172,324.41 = 114,589.04/x
  3. Step 3: Cross multiply
    124,961.80x = 172,324.41 × 114,589.04
  4. Step 4: Simplify right side
    124,961.80x = 19,746,489,356.13
  5. Step 5: Solve for x
    x = 19,746,489,356.13/124,961.80
  6. Step 6: Final answer
    x = 158,020.20

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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.