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Finding the Fourth Proportional to 107,818.10, 161,727.15 and 82,906.10

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Solution

The fourth proportional to 107,818.10, 161,727.15 and 82,906.10 is: 124,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,818.10 : 161,727.15 = 82,906.10 : x
  2. Step 2: Convert to fraction form
    107,818.10/161,727.15 = 82,906.10/x
  3. Step 3: Cross multiply
    107,818.10x = 161,727.15 × 82,906.10
  4. Step 4: Simplify right side
    107,818.10x = 13,408,167,270.62
  5. Step 5: Solve for x
    x = 13,408,167,270.62/107,818.10
  6. Step 6: Final answer
    x = 124,359.15

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