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Finding the Fourth Proportional to 123,798.41, 170,843.69 and 67,209.79

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Solution

The fourth proportional to 123,798.41, 170,843.69 and 67,209.79 is: 92,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,798.41 : 170,843.69 = 67,209.79 : x
  2. Step 2: Convert to fraction form
    123,798.41/170,843.69 = 67,209.79/x
  3. Step 3: Cross multiply
    123,798.41x = 170,843.69 × 67,209.79
  4. Step 4: Simplify right side
    123,798.41x = 11,482,367,337.46
  5. Step 5: Solve for x
    x = 11,482,367,337.46/123,798.41
  6. Step 6: Final answer
    x = 92,750.52

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