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Finding the Fourth Proportional to 112,413.56, 155,025.11 and 83,796.67

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Solution

The fourth proportional to 112,413.56, 155,025.11 and 83,796.67 is: 115,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,413.56 : 155,025.11 = 83,796.67 : x
  2. Step 2: Convert to fraction form
    112,413.56/155,025.11 = 83,796.67/x
  3. Step 3: Cross multiply
    112,413.56x = 155,025.11 × 83,796.67
  4. Step 4: Simplify right side
    112,413.56x = 12,990,586,790.27
  5. Step 5: Solve for x
    x = 12,990,586,790.27/112,413.56
  6. Step 6: Final answer
    x = 115,560.67

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