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Finding the Fourth Proportional to 103,418.96, 155,175.23 and 52,791.83

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Solution

The fourth proportional to 103,418.96, 155,175.23 and 52,791.83 is: 79,211.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,418.96 : 155,175.23 = 52,791.83 : x
  2. Step 2: Convert to fraction form
    103,418.96/155,175.23 = 52,791.83/x
  3. Step 3: Cross multiply
    103,418.96x = 155,175.23 × 52,791.83
  4. Step 4: Simplify right side
    103,418.96x = 8,191,984,876.29
  5. Step 5: Solve for x
    x = 8,191,984,876.29/103,418.96
  6. Step 6: Final answer
    x = 79,211.63

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