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Finding the Fourth Proportional to 104,911.33, 157,413.51 and 54,979.56

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Solution

The fourth proportional to 104,911.33, 157,413.51 and 54,979.56 is: 82,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,911.33 : 157,413.51 = 54,979.56 : x
  2. Step 2: Convert to fraction form
    104,911.33/157,413.51 = 54,979.56/x
  3. Step 3: Cross multiply
    104,911.33x = 157,413.51 × 54,979.56
  4. Step 4: Simplify right side
    104,911.33x = 8,654,525,517.86
  5. Step 5: Solve for x
    x = 8,654,525,517.86/104,911.33
  6. Step 6: Final answer
    x = 82,493.72

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