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Finding the Fourth Proportional to 117,251.70, 161,855.73 and 83,763.06

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Solution

The fourth proportional to 117,251.70, 161,855.73 and 83,763.06 is: 115,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251.70 : 161,855.73 = 83,763.06 : x
  2. Step 2: Convert to fraction form
    117,251.70/161,855.73 = 83,763.06/x
  3. Step 3: Cross multiply
    117,251.70x = 161,855.73 × 83,763.06
  4. Step 4: Simplify right side
    117,251.70x = 13,557,531,223.33
  5. Step 5: Solve for x
    x = 13,557,531,223.33/117,251.70
  6. Step 6: Final answer
    x = 115,627.59

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