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Finding the Fourth Proportional to 75,565.20, 113,250.60 and 45,951.60

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Solution

The fourth proportional to 75,565.20, 113,250.60 and 45,951.60 is: 68,868.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,565.20 : 113,250.60 = 45,951.60 : x
  2. Step 2: Convert to fraction form
    75,565.20/113,250.60 = 45,951.60/x
  3. Step 3: Cross multiply
    75,565.20x = 113,250.60 × 45,951.60
  4. Step 4: Simplify right side
    75,565.20x = 5,204,046,270.96
  5. Step 5: Solve for x
    x = 5,204,046,270.96/75,565.20
  6. Step 6: Final answer
    x = 68,868.29

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