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Finding the Fourth Proportional to 123,033.75, 169,786.59 and 66,445.13

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Solution

The fourth proportional to 123,033.75, 169,786.59 and 66,445.13 is: 91,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,033.75 : 169,786.59 = 66,445.13 : x
  2. Step 2: Convert to fraction form
    123,033.75/169,786.59 = 66,445.13/x
  3. Step 3: Cross multiply
    123,033.75x = 169,786.59 × 66,445.13
  4. Step 4: Simplify right side
    123,033.75x = 11,281,491,195.87
  5. Step 5: Solve for x
    x = 11,281,491,195.87/123,033.75
  6. Step 6: Final answer
    x = 91,694.28

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