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Finding the Fourth Proportional to 74,481.20, 111,808.20 and 44,932.40

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Solution

The fourth proportional to 74,481.20, 111,808.20 and 44,932.40 is: 67,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,481.20 : 111,808.20 = 44,932.40 : x
  2. Step 2: Convert to fraction form
    74,481.20/111,808.20 = 44,932.40/x
  3. Step 3: Cross multiply
    74,481.20x = 111,808.20 × 44,932.40
  4. Step 4: Simplify right side
    74,481.20x = 5,023,810,765.68
  5. Step 5: Solve for x
    x = 5,023,810,765.68/74,481.20
  6. Step 6: Final answer
    x = 67,450.72

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