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Finding the Fourth Proportional to 111,352.80, 167,017.68 and 104,855.52

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Solution

The fourth proportional to 111,352.80, 167,017.68 and 104,855.52 is: 157,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,352.80 : 167,017.68 = 104,855.52 : x
  2. Step 2: Convert to fraction form
    111,352.80/167,017.68 = 104,855.52/x
  3. Step 3: Cross multiply
    111,352.80x = 167,017.68 × 104,855.52
  4. Step 4: Simplify right side
    111,352.80x = 17,512,725,685.59
  5. Step 5: Solve for x
    x = 17,512,725,685.59/111,352.80
  6. Step 6: Final answer
    x = 157,272.43

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