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Finding the Fourth Proportional to 248,712.93, 373,142.07 and 80,229.56

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Solution

The fourth proportional to 248,712.93, 373,142.07 and 80,229.56 is: 120,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,712.93 : 373,142.07 = 80,229.56 : x
  2. Step 2: Convert to fraction form
    248,712.93/373,142.07 = 80,229.56/x
  3. Step 3: Cross multiply
    248,712.93x = 373,142.07 × 80,229.56
  4. Step 4: Simplify right side
    248,712.93x = 29,937,022,227.88
  5. Step 5: Solve for x
    x = 29,937,022,227.88/248,712.93
  6. Step 6: Final answer
    x = 120,367.78

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