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Finding the Fourth Proportional to 110,364.40, 165,719.40 and 75,458.80

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Solution

The fourth proportional to 110,364.40, 165,719.40 and 75,458.80 is: 113,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,364.40 : 165,719.40 = 75,458.80 : x
  2. Step 2: Convert to fraction form
    110,364.40/165,719.40 = 75,458.80/x
  3. Step 3: Cross multiply
    110,364.40x = 165,719.40 × 75,458.80
  4. Step 4: Simplify right side
    110,364.40x = 12,504,987,060.72
  5. Step 5: Solve for x
    x = 12,504,987,060.72/110,364.40
  6. Step 6: Final answer
    x = 113,306.35

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