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Finding the Fourth Proportional to 107,891.43, 161,883.83 and 57,913.17

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Solution

The fourth proportional to 107,891.43, 161,883.83 and 57,913.17 is: 86,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,891.43 : 161,883.83 = 57,913.17 : x
  2. Step 2: Convert to fraction form
    107,891.43/161,883.83 = 57,913.17/x
  3. Step 3: Cross multiply
    107,891.43x = 161,883.83 × 57,913.17
  4. Step 4: Simplify right side
    107,891.43x = 9,375,205,911.82
  5. Step 5: Solve for x
    x = 9,375,205,911.82/107,891.43
  6. Step 6: Final answer
    x = 86,894.82

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