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Finding the Fourth Proportional to 81,899.74, 122,850.30 and 22,740.03

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Solution

The fourth proportional to 81,899.74, 122,850.30 and 22,740.03 is: 34,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,899.74 : 122,850.30 = 22,740.03 : x
  2. Step 2: Convert to fraction form
    81,899.74/122,850.30 = 22,740.03/x
  3. Step 3: Cross multiply
    81,899.74x = 122,850.30 × 22,740.03
  4. Step 4: Simplify right side
    81,899.74x = 2,793,619,507.51
  5. Step 5: Solve for x
    x = 2,793,619,507.51/81,899.74
  6. Step 6: Final answer
    x = 34,110.24

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