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Finding the Fourth Proportional to 80,955.56, 121,443.51 and 43,464.10

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Solution

The fourth proportional to 80,955.56, 121,443.51 and 43,464.10 is: 65,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,955.56 : 121,443.51 = 43,464.10 : x
  2. Step 2: Convert to fraction form
    80,955.56/121,443.51 = 43,464.10/x
  3. Step 3: Cross multiply
    80,955.56x = 121,443.51 × 43,464.10
  4. Step 4: Simplify right side
    80,955.56x = 5,278,432,862.99
  5. Step 5: Solve for x
    x = 5,278,432,862.99/80,955.56
  6. Step 6: Final answer
    x = 65,201.61

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