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Finding the Fourth Proportional to 110,359.40, 165,711.90 and 75,453.80

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Solution

The fourth proportional to 110,359.40, 165,711.90 and 75,453.80 is: 113,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,359.40 : 165,711.90 = 75,453.80 : x
  2. Step 2: Convert to fraction form
    110,359.40/165,711.90 = 75,453.80/x
  3. Step 3: Cross multiply
    110,359.40x = 165,711.90 × 75,453.80
  4. Step 4: Simplify right side
    110,359.40x = 12,503,592,560.22
  5. Step 5: Solve for x
    x = 12,503,592,560.22/110,359.40
  6. Step 6: Final answer
    x = 113,298.85

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