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Finding the Fourth Proportional to 82,500.60, 123,750.90 and 41,028.60

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Solution

The fourth proportional to 82,500.60, 123,750.90 and 41,028.60 is: 61,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,500.60 : 123,750.90 = 41,028.60 : x
  2. Step 2: Convert to fraction form
    82,500.60/123,750.90 = 41,028.60/x
  3. Step 3: Cross multiply
    82,500.60x = 123,750.90 × 41,028.60
  4. Step 4: Simplify right side
    82,500.60x = 5,077,326,175.74
  5. Step 5: Solve for x
    x = 5,077,326,175.74/82,500.60
  6. Step 6: Final answer
    x = 61,542.90

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