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Finding the Fourth Proportional to 61,682.80, 92,467.50 and 22,230.26

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Solution

The fourth proportional to 61,682.80, 92,467.50 and 22,230.26 is: 33,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,682.80 : 92,467.50 = 22,230.26 : x
  2. Step 2: Convert to fraction form
    61,682.80/92,467.50 = 22,230.26/x
  3. Step 3: Cross multiply
    61,682.80x = 92,467.50 × 22,230.26
  4. Step 4: Simplify right side
    61,682.80x = 2,055,576,566.55
  5. Step 5: Solve for x
    x = 2,055,576,566.55/61,682.80
  6. Step 6: Final answer
    x = 33,324.96

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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.