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Finding the Fourth Proportional to 139,661.97, 192,699.93 and 82,303.65

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Solution

The fourth proportional to 139,661.97, 192,699.93 and 82,303.65 is: 113,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,661.97 : 192,699.93 = 82,303.65 : x
  2. Step 2: Convert to fraction form
    139,661.97/192,699.93 = 82,303.65/x
  3. Step 3: Cross multiply
    139,661.97x = 192,699.93 × 82,303.65
  4. Step 4: Simplify right side
    139,661.97x = 15,859,907,593.74
  5. Step 5: Solve for x
    x = 15,859,907,593.74/139,661.97
  6. Step 6: Final answer
    x = 113,559.24

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