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Finding the Fourth Proportional to 168,006.78, 231,854.13 and 96,399.54

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Solution

The fourth proportional to 168,006.78, 231,854.13 and 96,399.54 is: 133,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,006.78 : 231,854.13 = 96,399.54 : x
  2. Step 2: Convert to fraction form
    168,006.78/231,854.13 = 96,399.54/x
  3. Step 3: Cross multiply
    168,006.78x = 231,854.13 × 96,399.54
  4. Step 4: Simplify right side
    168,006.78x = 22,350,631,479.10
  5. Step 5: Solve for x
    x = 22,350,631,479.10/168,006.78
  6. Step 6: Final answer
    x = 133,034.10

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