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Finding the Fourth Proportional to 109,644.60, 164,138.85 and 97,834.80

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Solution

The fourth proportional to 109,644.60, 164,138.85 and 97,834.80 is: 146,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,644.60 : 164,138.85 = 97,834.80 : x
  2. Step 2: Convert to fraction form
    109,644.60/164,138.85 = 97,834.80/x
  3. Step 3: Cross multiply
    109,644.60x = 164,138.85 × 97,834.80
  4. Step 4: Simplify right side
    109,644.60x = 16,058,491,561.98
  5. Step 5: Solve for x
    x = 16,058,491,561.98/109,644.60
  6. Step 6: Final answer
    x = 146,459.48

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