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Finding the Fourth Proportional to 80,919.60, 121,375.01 and 24,759.72

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Solution

The fourth proportional to 80,919.60, 121,375.01 and 24,759.72 is: 37,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,919.60 : 121,375.01 = 24,759.72 : x
  2. Step 2: Convert to fraction form
    80,919.60/121,375.01 = 24,759.72/x
  3. Step 3: Cross multiply
    80,919.60x = 121,375.01 × 24,759.72
  4. Step 4: Simplify right side
    80,919.60x = 3,005,211,262.60
  5. Step 5: Solve for x
    x = 3,005,211,262.60/80,919.60
  6. Step 6: Final answer
    x = 37,138.24

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