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Finding the Fourth Proportional to 107,892.70, 161,838.78 and 29,006.92

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Solution

The fourth proportional to 107,892.70, 161,838.78 and 29,006.92 is: 43,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892.70 : 161,838.78 = 29,006.92 : x
  2. Step 2: Convert to fraction form
    107,892.70/161,838.78 = 29,006.92/x
  3. Step 3: Cross multiply
    107,892.70x = 161,838.78 × 29,006.92
  4. Step 4: Simplify right side
    107,892.70x = 4,694,444,544.36
  5. Step 5: Solve for x
    x = 4,694,444,544.36/107,892.70
  6. Step 6: Final answer
    x = 43,510.31

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