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Finding the Fourth Proportional to 77,550.53, 107,019.06 and 43,559.54

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Solution

The fourth proportional to 77,550.53, 107,019.06 and 43,559.54 is: 60,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,550.53 : 107,019.06 = 43,559.54 : x
  2. Step 2: Convert to fraction form
    77,550.53/107,019.06 = 43,559.54/x
  3. Step 3: Cross multiply
    77,550.53x = 107,019.06 × 43,559.54
  4. Step 4: Simplify right side
    77,550.53x = 4,661,700,489.74
  5. Step 5: Solve for x
    x = 4,661,700,489.74/77,550.53
  6. Step 6: Final answer
    x = 60,111.79

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