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Finding the Fourth Proportional to 77,882.48, 107,478.24 and 43,891.49

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Solution

The fourth proportional to 77,882.48, 107,478.24 and 43,891.49 is: 60,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882.48 : 107,478.24 = 43,891.49 : x
  2. Step 2: Convert to fraction form
    77,882.48/107,478.24 = 43,891.49/x
  3. Step 3: Cross multiply
    77,882.48x = 107,478.24 × 43,891.49
  4. Step 4: Simplify right side
    77,882.48x = 4,717,379,876.72
  5. Step 5: Solve for x
    x = 4,717,379,876.72/77,882.48
  6. Step 6: Final answer
    x = 60,570.49

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