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Finding the Fourth Proportional to 61,718.92, 92,559.24 and 22,270.88

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Solution

The fourth proportional to 61,718.92, 92,559.24 and 22,270.88 is: 33,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,718.92 : 92,559.24 = 22,270.88 : x
  2. Step 2: Convert to fraction form
    61,718.92/92,559.24 = 22,270.88/x
  3. Step 3: Cross multiply
    61,718.92x = 92,559.24 × 22,270.88
  4. Step 4: Simplify right side
    61,718.92x = 2,061,375,726.93
  5. Step 5: Solve for x
    x = 2,061,375,726.93/61,718.92
  6. Step 6: Final answer
    x = 33,399.41

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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.