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Finding the Fourth Proportional to 141,616.26, 195,407.57 and 81,175.78

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Solution

The fourth proportional to 141,616.26, 195,407.57 and 81,175.78 is: 112,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,616.26 : 195,407.57 = 81,175.78 : x
  2. Step 2: Convert to fraction form
    141,616.26/195,407.57 = 81,175.78/x
  3. Step 3: Cross multiply
    141,616.26x = 195,407.57 × 81,175.78
  4. Step 4: Simplify right side
    141,616.26x = 15,862,361,912.65
  5. Step 5: Solve for x
    x = 15,862,361,912.65/141,616.26
  6. Step 6: Final answer
    x = 112,009.47

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