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Finding the Fourth Proportional to 61,351.31, 92,013.28 and 23,912.39

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Solution

The fourth proportional to 61,351.31, 92,013.28 and 23,912.39 is: 35,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,351.31 : 92,013.28 = 23,912.39 : x
  2. Step 2: Convert to fraction form
    61,351.31/92,013.28 = 23,912.39/x
  3. Step 3: Cross multiply
    61,351.31x = 92,013.28 × 23,912.39
  4. Step 4: Simplify right side
    61,351.31x = 2,200,257,436.54
  5. Step 5: Solve for x
    x = 2,200,257,436.54/61,351.31
  6. Step 6: Final answer
    x = 35,863.25

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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.