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Finding the Fourth Proportional to 112,843.97, 169,212.15 and 41,763.41

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Solution

The fourth proportional to 112,843.97, 169,212.15 and 41,763.41 is: 62,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,843.97 : 169,212.15 = 41,763.41 : x
  2. Step 2: Convert to fraction form
    112,843.97/169,212.15 = 41,763.41/x
  3. Step 3: Cross multiply
    112,843.97x = 169,212.15 × 41,763.41
  4. Step 4: Simplify right side
    112,843.97x = 7,066,876,397.43
  5. Step 5: Solve for x
    x = 7,066,876,397.43/112,843.97
  6. Step 6: Final answer
    x = 62,625.20

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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.