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Finding the Fourth Proportional to 123,738.40, 185,607.60 and 92,634.40

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Solution

The fourth proportional to 123,738.40, 185,607.60 and 92,634.40 is: 138,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,738.40 : 185,607.60 = 92,634.40 : x
  2. Step 2: Convert to fraction form
    123,738.40/185,607.60 = 92,634.40/x
  3. Step 3: Cross multiply
    123,738.40x = 185,607.60 × 92,634.40
  4. Step 4: Simplify right side
    123,738.40x = 17,193,648,661.44
  5. Step 5: Solve for x
    x = 17,193,648,661.44/123,738.40
  6. Step 6: Final answer
    x = 138,951.60

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