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Finding the Fourth Proportional to 200,758.02, 277,069.20 and 120,185.52

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Solution

The fourth proportional to 200,758.02, 277,069.20 and 120,185.52 is: 165,869.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,758.02 : 277,069.20 = 120,185.52 : x
  2. Step 2: Convert to fraction form
    200,758.02/277,069.20 = 120,185.52/x
  3. Step 3: Cross multiply
    200,758.02x = 277,069.20 × 120,185.52
  4. Step 4: Simplify right side
    200,758.02x = 33,299,705,877.98
  5. Step 5: Solve for x
    x = 33,299,705,877.98/200,758.02
  6. Step 6: Final answer
    x = 165,869.87

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