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Finding the Fourth Proportional to 171,245.70, 256,868.55 and 92,513.70

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Solution

The fourth proportional to 171,245.70, 256,868.55 and 92,513.70 is: 138,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,245.70 : 256,868.55 = 92,513.70 : x
  2. Step 2: Convert to fraction form
    171,245.70/256,868.55 = 92,513.70/x
  3. Step 3: Cross multiply
    171,245.70x = 256,868.55 × 92,513.70
  4. Step 4: Simplify right side
    171,245.70x = 23,763,859,974.14
  5. Step 5: Solve for x
    x = 23,763,859,974.14/171,245.70
  6. Step 6: Final answer
    x = 138,770.55

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