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Finding the Fourth Proportional to 82,273.80, 123,410.70 and 75,858.60

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Solution

The fourth proportional to 82,273.80, 123,410.70 and 75,858.60 is: 113,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,273.80 : 123,410.70 = 75,858.60 : x
  2. Step 2: Convert to fraction form
    82,273.80/123,410.70 = 75,858.60/x
  3. Step 3: Cross multiply
    82,273.80x = 123,410.70 × 75,858.60
  4. Step 4: Simplify right side
    82,273.80x = 9,361,762,927.02
  5. Step 5: Solve for x
    x = 9,361,762,927.02/82,273.80
  6. Step 6: Final answer
    x = 113,787.90

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