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Finding the Fourth Proportional to 61,751.21, 92,604.87 and 26,671.73

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Solution

The fourth proportional to 61,751.21, 92,604.87 and 26,671.73 is: 39,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,751.21 : 92,604.87 = 26,671.73 : x
  2. Step 2: Convert to fraction form
    61,751.21/92,604.87 = 26,671.73/x
  3. Step 3: Cross multiply
    61,751.21x = 92,604.87 × 26,671.73
  4. Step 4: Simplify right side
    61,751.21x = 2,469,931,626.30
  5. Step 5: Solve for x
    x = 2,469,931,626.30/61,751.21
  6. Step 6: Final answer
    x = 39,998.11

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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.