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Finding the Fourth Proportional to 139,976.15, 193,351.46 and 103,751.03

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Solution

The fourth proportional to 139,976.15, 193,351.46 and 103,751.03 is: 143,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,976.15 : 193,351.46 = 103,751.03 : x
  2. Step 2: Convert to fraction form
    139,976.15/193,351.46 = 103,751.03/x
  3. Step 3: Cross multiply
    139,976.15x = 193,351.46 × 103,751.03
  4. Step 4: Simplify right side
    139,976.15x = 20,060,413,127.00
  5. Step 5: Solve for x
    x = 20,060,413,127.00/139,976.15
  6. Step 6: Final answer
    x = 143,313.08

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