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Finding the Fourth Proportional to 57,365.64, 79,164.90 and 31,872.04

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Solution

The fourth proportional to 57,365.64, 79,164.90 and 31,872.04 is: 43,983.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.64 : 79,164.90 = 31,872.04 : x
  2. Step 2: Convert to fraction form
    57,365.64/79,164.90 = 31,872.04/x
  3. Step 3: Cross multiply
    57,365.64x = 79,164.90 × 31,872.04
  4. Step 4: Simplify right side
    57,365.64x = 2,523,146,859.40
  5. Step 5: Solve for x
    x = 2,523,146,859.40/57,365.64
  6. Step 6: Final answer
    x = 43,983.59

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