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Finding the Fourth Proportional to 109,481.90, 164,109.45 and 59,456.30

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Solution

The fourth proportional to 109,481.90, 164,109.45 and 59,456.30 is: 89,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,481.90 : 164,109.45 = 59,456.30 : x
  2. Step 2: Convert to fraction form
    109,481.90/164,109.45 = 59,456.30/x
  3. Step 3: Cross multiply
    109,481.90x = 164,109.45 × 59,456.30
  4. Step 4: Simplify right side
    109,481.90x = 9,757,340,692.04
  5. Step 5: Solve for x
    x = 9,757,340,692.04/109,481.90
  6. Step 6: Final answer
    x = 89,122.87

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