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Finding the Fourth Proportional to 110,593.12, 165,840.72 and 31,689.44

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Solution

The fourth proportional to 110,593.12, 165,840.72 and 31,689.44 is: 47,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,593.12 : 165,840.72 = 31,689.44 : x
  2. Step 2: Convert to fraction form
    110,593.12/165,840.72 = 31,689.44/x
  3. Step 3: Cross multiply
    110,593.12x = 165,840.72 × 31,689.44
  4. Step 4: Simplify right side
    110,593.12x = 5,255,399,546.00
  5. Step 5: Solve for x
    x = 5,255,399,546.00/110,593.12
  6. Step 6: Final answer
    x = 47,520.13

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