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Finding the Fourth Proportional to 83,659.50, 115,450.92 and 45,934.56

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Solution

The fourth proportional to 83,659.50, 115,450.92 and 45,934.56 is: 63,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,659.50 : 115,450.92 = 45,934.56 : x
  2. Step 2: Convert to fraction form
    83,659.50/115,450.92 = 45,934.56/x
  3. Step 3: Cross multiply
    83,659.50x = 115,450.92 × 45,934.56
  4. Step 4: Simplify right side
    83,659.50x = 5,303,187,211.80
  5. Step 5: Solve for x
    x = 5,303,187,211.80/83,659.50
  6. Step 6: Final answer
    x = 63,390.14

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