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Finding the Fourth Proportional to 53,974.70, 80,832.45 and 43,606.70

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Solution

The fourth proportional to 53,974.70, 80,832.45 and 43,606.70 is: 65,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,974.70 : 80,832.45 = 43,606.70 : x
  2. Step 2: Convert to fraction form
    53,974.70/80,832.45 = 43,606.70/x
  3. Step 3: Cross multiply
    53,974.70x = 80,832.45 × 43,606.70
  4. Step 4: Simplify right side
    53,974.70x = 3,524,836,397.42
  5. Step 5: Solve for x
    x = 3,524,836,397.42/53,974.70
  6. Step 6: Final answer
    x = 65,305.34

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