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Finding the Fourth Proportional to 106,261.44, 146,640.44 and 58,514.78

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Solution

The fourth proportional to 106,261.44, 146,640.44 and 58,514.78 is: 80,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,261.44 : 146,640.44 = 58,514.78 : x
  2. Step 2: Convert to fraction form
    106,261.44/146,640.44 = 58,514.78/x
  3. Step 3: Cross multiply
    106,261.44x = 146,640.44 × 58,514.78
  4. Step 4: Simplify right side
    106,261.44x = 8,580,633,085.70
  5. Step 5: Solve for x
    x = 8,580,633,085.70/106,261.44
  6. Step 6: Final answer
    x = 80,750.21

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