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Finding the Fourth Proportional to 61,922.16, 92,883.22 and 15,174.64

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Solution

The fourth proportional to 61,922.16, 92,883.22 and 15,174.64 is: 22,761.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,922.16 : 92,883.22 = 15,174.64 : x
  2. Step 2: Convert to fraction form
    61,922.16/92,883.22 = 15,174.64/x
  3. Step 3: Cross multiply
    61,922.16x = 92,883.22 × 15,174.64
  4. Step 4: Simplify right side
    61,922.16x = 1,409,469,425.54
  5. Step 5: Solve for x
    x = 1,409,469,425.54/61,922.16
  6. Step 6: Final answer
    x = 22,761.96

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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.