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Finding the Fourth Proportional to 117,691.00, 162,413.78 and 63,975.85

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Solution

The fourth proportional to 117,691.00, 162,413.78 and 63,975.85 is: 88,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,691.00 : 162,413.78 = 63,975.85 : x
  2. Step 2: Convert to fraction form
    117,691.00/162,413.78 = 63,975.85/x
  3. Step 3: Cross multiply
    117,691.00x = 162,413.78 × 63,975.85
  4. Step 4: Simplify right side
    117,691.00x = 10,390,558,901.30
  5. Step 5: Solve for x
    x = 10,390,558,901.30/117,691.00
  6. Step 6: Final answer
    x = 88,286.78

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