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Finding the Fourth Proportional to 61,414.95, 84,754.26 and 34,558.41

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Solution

The fourth proportional to 61,414.95, 84,754.26 and 34,558.41 is: 47,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,414.95 : 84,754.26 = 34,558.41 : x
  2. Step 2: Convert to fraction form
    61,414.95/84,754.26 = 34,558.41/x
  3. Step 3: Cross multiply
    61,414.95x = 84,754.26 × 34,558.41
  4. Step 4: Simplify right side
    61,414.95x = 2,928,972,466.33
  5. Step 5: Solve for x
    x = 2,928,972,466.33/61,414.95
  6. Step 6: Final answer
    x = 47,691.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.