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Finding the Fourth Proportional to 54,401.94, 81,526.32 and 43,259.13

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Solution

The fourth proportional to 54,401.94, 81,526.32 and 43,259.13 is: 64,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401.94 : 81,526.32 = 43,259.13 : x
  2. Step 2: Convert to fraction form
    54,401.94/81,526.32 = 43,259.13/x
  3. Step 3: Cross multiply
    54,401.94x = 81,526.32 × 43,259.13
  4. Step 4: Simplify right side
    54,401.94x = 3,526,757,675.30
  5. Step 5: Solve for x
    x = 3,526,757,675.30/54,401.94
  6. Step 6: Final answer
    x = 64,827.79

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