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Finding the Fourth Proportional to 74,170.22, 111,254.13 and 18,010.80

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Solution

The fourth proportional to 74,170.22, 111,254.13 and 18,010.80 is: 27,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,170.22 : 111,254.13 = 18,010.80 : x
  2. Step 2: Convert to fraction form
    74,170.22/111,254.13 = 18,010.80/x
  3. Step 3: Cross multiply
    74,170.22x = 111,254.13 × 18,010.80
  4. Step 4: Simplify right side
    74,170.22x = 2,003,775,884.60
  5. Step 5: Solve for x
    x = 2,003,775,884.60/74,170.22
  6. Step 6: Final answer
    x = 27,015.91

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