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Finding the Fourth Proportional to 232,450.59, 348,540.39 and 90,129.59

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Solution

The fourth proportional to 232,450.59, 348,540.39 and 90,129.59 is: 135,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,450.59 : 348,540.39 = 90,129.59 : x
  2. Step 2: Convert to fraction form
    232,450.59/348,540.39 = 90,129.59/x
  3. Step 3: Cross multiply
    232,450.59x = 348,540.39 × 90,129.59
  4. Step 4: Simplify right side
    232,450.59x = 31,413,802,449.14
  5. Step 5: Solve for x
    x = 31,413,802,449.14/232,450.59
  6. Step 6: Final answer
    x = 135,141.85

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