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Finding the Fourth Proportional to 109,351.10, 164,026.65 and 82,912.70

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Solution

The fourth proportional to 109,351.10, 164,026.65 and 82,912.70 is: 124,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,351.10 : 164,026.65 = 82,912.70 : x
  2. Step 2: Convert to fraction form
    109,351.10/164,026.65 = 82,912.70/x
  3. Step 3: Cross multiply
    109,351.10x = 164,026.65 × 82,912.70
  4. Step 4: Simplify right side
    109,351.10x = 13,599,892,423.46
  5. Step 5: Solve for x
    x = 13,599,892,423.46/109,351.10
  6. Step 6: Final answer
    x = 124,369.05

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