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Finding the Fourth Proportional to 168,922.31, 253,454.09 and 74,103.57

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Solution

The fourth proportional to 168,922.31, 253,454.09 and 74,103.57 is: 111,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,922.31 : 253,454.09 = 74,103.57 : x
  2. Step 2: Convert to fraction form
    168,922.31/253,454.09 = 74,103.57/x
  3. Step 3: Cross multiply
    168,922.31x = 253,454.09 × 74,103.57
  4. Step 4: Simplify right side
    168,922.31x = 18,781,852,529.58
  5. Step 5: Solve for x
    x = 18,781,852,529.58/168,922.31
  6. Step 6: Final answer
    x = 111,186.34

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