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Finding the Fourth Proportional to 110,863.60, 166,295.40 and 75,434.20

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Solution

The fourth proportional to 110,863.60, 166,295.40 and 75,434.20 is: 113,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,863.60 : 166,295.40 = 75,434.20 : x
  2. Step 2: Convert to fraction form
    110,863.60/166,295.40 = 75,434.20/x
  3. Step 3: Cross multiply
    110,863.60x = 166,295.40 × 75,434.20
  4. Step 4: Simplify right side
    110,863.60x = 12,544,360,462.68
  5. Step 5: Solve for x
    x = 12,544,360,462.68/110,863.60
  6. Step 6: Final answer
    x = 113,151.30

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