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Finding the Fourth Proportional to 83,777.94, 115,635.33 and 55,473.30

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Solution

The fourth proportional to 83,777.94, 115,635.33 and 55,473.30 is: 76,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,777.94 : 115,635.33 = 55,473.30 : x
  2. Step 2: Convert to fraction form
    83,777.94/115,635.33 = 55,473.30/x
  3. Step 3: Cross multiply
    83,777.94x = 115,635.33 × 55,473.30
  4. Step 4: Simplify right side
    83,777.94x = 6,414,673,351.69
  5. Step 5: Solve for x
    x = 6,414,673,351.69/83,777.94
  6. Step 6: Final answer
    x = 76,567.57

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