Home / 85,230.20-117,591.60-49,413.06

Finding the Fourth Proportional to 85,230.20, 117,591.60 and 49,413.06

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Solution

The fourth proportional to 85,230.20, 117,591.60 and 49,413.06 is: 68,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,230.20 : 117,591.60 = 49,413.06 : x
  2. Step 2: Convert to fraction form
    85,230.20/117,591.60 = 49,413.06/x
  3. Step 3: Cross multiply
    85,230.20x = 117,591.60 × 49,413.06
  4. Step 4: Simplify right side
    85,230.20x = 5,810,560,786.30
  5. Step 5: Solve for x
    x = 5,810,560,786.30/85,230.20
  6. Step 6: Final answer
    x = 68,174.90

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