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Finding the Fourth Proportional to 54,093.30, 81,082.44 and 31,917.12

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Solution

The fourth proportional to 54,093.30, 81,082.44 and 31,917.12 is: 47,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,093.30 : 81,082.44 = 31,917.12 : x
  2. Step 2: Convert to fraction form
    54,093.30/81,082.44 = 31,917.12/x
  3. Step 3: Cross multiply
    54,093.30x = 81,082.44 × 31,917.12
  4. Step 4: Simplify right side
    54,093.30x = 2,587,917,967.37
  5. Step 5: Solve for x
    x = 2,587,917,967.37/54,093.30
  6. Step 6: Final answer
    x = 47,841.75

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