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Finding the Fourth Proportional to 201,519.44, 278,067.48 and 120,929.84

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Solution

The fourth proportional to 201,519.44, 278,067.48 and 120,929.84 is: 166,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,519.44 : 278,067.48 = 120,929.84 : x
  2. Step 2: Convert to fraction form
    201,519.44/278,067.48 = 120,929.84/x
  3. Step 3: Cross multiply
    201,519.44x = 278,067.48 × 120,929.84
  4. Step 4: Simplify right side
    201,519.44x = 33,626,655,865.60
  5. Step 5: Solve for x
    x = 33,626,655,865.60/201,519.44
  6. Step 6: Final answer
    x = 166,865.57

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