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Finding the Fourth Proportional to 127,298.20, 190,974.84 and 48,413.92

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Solution

The fourth proportional to 127,298.20, 190,974.84 and 48,413.92 is: 72,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,298.20 : 190,974.84 = 48,413.92 : x
  2. Step 2: Convert to fraction form
    127,298.20/190,974.84 = 48,413.92/x
  3. Step 3: Cross multiply
    127,298.20x = 190,974.84 × 48,413.92
  4. Step 4: Simplify right side
    127,298.20x = 9,245,840,625.77
  5. Step 5: Solve for x
    x = 9,245,840,625.77/127,298.20
  6. Step 6: Final answer
    x = 72,631.35

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