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Finding the Fourth Proportional to 61,658.73, 92,466.21 and 22,205.25

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Solution

The fourth proportional to 61,658.73, 92,466.21 and 22,205.25 is: 33,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,658.73 : 92,466.21 = 22,205.25 : x
  2. Step 2: Convert to fraction form
    61,658.73/92,466.21 = 22,205.25/x
  3. Step 3: Cross multiply
    61,658.73x = 92,466.21 × 22,205.25
  4. Step 4: Simplify right side
    61,658.73x = 2,053,235,309.60
  5. Step 5: Solve for x
    x = 2,053,235,309.60/61,658.73
  6. Step 6: Final answer
    x = 33,299.99

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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.