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Finding the Fourth Proportional to 220,736.09, 331,243.86 and 94,377.31

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Solution

The fourth proportional to 220,736.09, 331,243.86 and 94,377.31 is: 141,625.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,736.09 : 331,243.86 = 94,377.31 : x
  2. Step 2: Convert to fraction form
    220,736.09/331,243.86 = 94,377.31/x
  3. Step 3: Cross multiply
    220,736.09x = 331,243.86 × 94,377.31
  4. Step 4: Simplify right side
    220,736.09x = 31,261,904,460.82
  5. Step 5: Solve for x
    x = 31,261,904,460.82/220,736.09
  6. Step 6: Final answer
    x = 141,625.71

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