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Finding the Fourth Proportional to 73,947.68, 102,095.48 and 65,976.08

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Solution

The fourth proportional to 73,947.68, 102,095.48 and 65,976.08 is: 91,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,947.68 : 102,095.48 = 65,976.08 : x
  2. Step 2: Convert to fraction form
    73,947.68/102,095.48 = 65,976.08/x
  3. Step 3: Cross multiply
    73,947.68x = 102,095.48 × 65,976.08
  4. Step 4: Simplify right side
    73,947.68x = 6,735,859,556.12
  5. Step 5: Solve for x
    x = 6,735,859,556.12/73,947.68
  6. Step 6: Final answer
    x = 91,089.53

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