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Finding the Fourth Proportional to 107,255.61, 148,034.28 and 61,940.97

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Solution

The fourth proportional to 107,255.61, 148,034.28 and 61,940.97 is: 85,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,255.61 : 148,034.28 = 61,940.97 : x
  2. Step 2: Convert to fraction form
    107,255.61/148,034.28 = 61,940.97/x
  3. Step 3: Cross multiply
    107,255.61x = 148,034.28 × 61,940.97
  4. Step 4: Simplify right side
    107,255.61x = 9,169,387,128.73
  5. Step 5: Solve for x
    x = 9,169,387,128.73/107,255.61
  6. Step 6: Final answer
    x = 85,490.98

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