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Finding the Fourth Proportional to 129,067.80, 193,601.70 and 101,074.20

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Solution

The fourth proportional to 129,067.80, 193,601.70 and 101,074.20 is: 151,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,067.80 : 193,601.70 = 101,074.20 : x
  2. Step 2: Convert to fraction form
    129,067.80/193,601.70 = 101,074.20/x
  3. Step 3: Cross multiply
    129,067.80x = 193,601.70 × 101,074.20
  4. Step 4: Simplify right side
    129,067.80x = 19,568,136,946.14
  5. Step 5: Solve for x
    x = 19,568,136,946.14/129,067.80
  6. Step 6: Final answer
    x = 151,611.30

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