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Finding the Fourth Proportional to 173,310.20, 259,965.30 and 84,620.60

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Solution

The fourth proportional to 173,310.20, 259,965.30 and 84,620.60 is: 126,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,310.20 : 259,965.30 = 84,620.60 : x
  2. Step 2: Convert to fraction form
    173,310.20/259,965.30 = 84,620.60/x
  3. Step 3: Cross multiply
    173,310.20x = 259,965.30 × 84,620.60
  4. Step 4: Simplify right side
    173,310.20x = 21,998,419,665.18
  5. Step 5: Solve for x
    x = 21,998,419,665.18/173,310.20
  6. Step 6: Final answer
    x = 126,930.90

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