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Finding the Fourth Proportional to 123,175.60, 184,471.80 and 75,936.40

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Solution

The fourth proportional to 123,175.60, 184,471.80 and 75,936.40 is: 113,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,175.60 : 184,471.80 = 75,936.40 : x
  2. Step 2: Convert to fraction form
    123,175.60/184,471.80 = 75,936.40/x
  3. Step 3: Cross multiply
    123,175.60x = 184,471.80 × 75,936.40
  4. Step 4: Simplify right side
    123,175.60x = 14,008,124,393.52
  5. Step 5: Solve for x
    x = 14,008,124,393.52/123,175.60
  6. Step 6: Final answer
    x = 113,724.83

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