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Finding the Fourth Proportional to 188,221.24, 259,745.82 and 103,343.80

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Solution

The fourth proportional to 188,221.24, 259,745.82 and 103,343.80 is: 142,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,221.24 : 259,745.82 = 103,343.80 : x
  2. Step 2: Convert to fraction form
    188,221.24/259,745.82 = 103,343.80/x
  3. Step 3: Cross multiply
    188,221.24x = 259,745.82 × 103,343.80
  4. Step 4: Simplify right side
    188,221.24x = 26,843,120,072.92
  5. Step 5: Solve for x
    x = 26,843,120,072.92/188,221.24
  6. Step 6: Final answer
    x = 142,614.72

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