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Finding the Fourth Proportional to 111,174.40, 166,502.40 and 75,923.20

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Solution

The fourth proportional to 111,174.40, 166,502.40 and 75,923.20 is: 113,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,174.40 : 166,502.40 = 75,923.20 : x
  2. Step 2: Convert to fraction form
    111,174.40/166,502.40 = 75,923.20/x
  3. Step 3: Cross multiply
    111,174.40x = 166,502.40 × 75,923.20
  4. Step 4: Simplify right side
    111,174.40x = 12,641,395,015.68
  5. Step 5: Solve for x
    x = 12,641,395,015.68/111,174.40
  6. Step 6: Final answer
    x = 113,707.79

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