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Finding the Fourth Proportional to 91,797.68, 126,665.32 and 54,079.44

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Solution

The fourth proportional to 91,797.68, 126,665.32 and 54,079.44 is: 74,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,797.68 : 126,665.32 = 54,079.44 : x
  2. Step 2: Convert to fraction form
    91,797.68/126,665.32 = 54,079.44/x
  3. Step 3: Cross multiply
    91,797.68x = 126,665.32 × 54,079.44
  4. Step 4: Simplify right side
    91,797.68x = 6,849,989,573.02
  5. Step 5: Solve for x
    x = 6,849,989,573.02/91,797.68
  6. Step 6: Final answer
    x = 74,620.51

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