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Finding the Fourth Proportional to 54,534.60, 81,758.70 and 29,910.60

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Solution

The fourth proportional to 54,534.60, 81,758.70 and 29,910.60 is: 44,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,534.60 : 81,758.70 = 29,910.60 : x
  2. Step 2: Convert to fraction form
    54,534.60/81,758.70 = 29,910.60/x
  3. Step 3: Cross multiply
    54,534.60x = 81,758.70 × 29,910.60
  4. Step 4: Simplify right side
    54,534.60x = 2,445,451,772.22
  5. Step 5: Solve for x
    x = 2,445,451,772.22/54,534.60
  6. Step 6: Final answer
    x = 44,842.21

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