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Finding the Fourth Proportional to 101,791.41, 152,697.57 and 35,231.43

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Solution

The fourth proportional to 101,791.41, 152,697.57 and 35,231.43 is: 52,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,791.41 : 152,697.57 = 35,231.43 : x
  2. Step 2: Convert to fraction form
    101,791.41/152,697.57 = 35,231.43/x
  3. Step 3: Cross multiply
    101,791.41x = 152,697.57 × 35,231.43
  4. Step 4: Simplify right side
    101,791.41x = 5,379,752,985.14
  5. Step 5: Solve for x
    x = 5,379,752,985.14/101,791.41
  6. Step 6: Final answer
    x = 52,850.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.