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Finding the Fourth Proportional to 82,267.80, 123,401.70 and 75,852.60

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Solution

The fourth proportional to 82,267.80, 123,401.70 and 75,852.60 is: 113,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,267.80 : 123,401.70 = 75,852.60 : x
  2. Step 2: Convert to fraction form
    82,267.80/123,401.70 = 75,852.60/x
  3. Step 3: Cross multiply
    82,267.80x = 123,401.70 × 75,852.60
  4. Step 4: Simplify right side
    82,267.80x = 9,360,339,789.42
  5. Step 5: Solve for x
    x = 9,360,339,789.42/82,267.80
  6. Step 6: Final answer
    x = 113,778.90

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