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Finding the Fourth Proportional to 106,709.94, 159,949.08 and 47,464.11

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Solution

The fourth proportional to 106,709.94, 159,949.08 and 47,464.11 is: 71,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,709.94 : 159,949.08 = 47,464.11 : x
  2. Step 2: Convert to fraction form
    106,709.94/159,949.08 = 47,464.11/x
  3. Step 3: Cross multiply
    106,709.94x = 159,949.08 × 47,464.11
  4. Step 4: Simplify right side
    106,709.94x = 7,591,840,727.52
  5. Step 5: Solve for x
    x = 7,591,840,727.52/106,709.94
  6. Step 6: Final answer
    x = 71,144.64

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