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Finding the Fourth Proportional to 80,788.88, 121,163.88 and 34,016.24

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Solution

The fourth proportional to 80,788.88, 121,163.88 and 34,016.24 is: 51,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,788.88 : 121,163.88 = 34,016.24 : x
  2. Step 2: Convert to fraction form
    80,788.88/121,163.88 = 34,016.24/x
  3. Step 3: Cross multiply
    80,788.88x = 121,163.88 × 34,016.24
  4. Step 4: Simplify right side
    80,788.88x = 4,121,539,621.41
  5. Step 5: Solve for x
    x = 4,121,539,621.41/80,788.88
  6. Step 6: Final answer
    x = 51,016.17

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