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Finding the Fourth Proportional to 110,715.10, 165,902.55 and 82,502.80

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Solution

The fourth proportional to 110,715.10, 165,902.55 and 82,502.80 is: 123,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,715.10 : 165,902.55 = 82,502.80 : x
  2. Step 2: Convert to fraction form
    110,715.10/165,902.55 = 82,502.80/x
  3. Step 3: Cross multiply
    110,715.10x = 165,902.55 × 82,502.80
  4. Step 4: Simplify right side
    110,715.10x = 13,687,424,902.14
  5. Step 5: Solve for x
    x = 13,687,424,902.14/110,715.10
  6. Step 6: Final answer
    x = 123,627.44

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