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Finding the Fourth Proportional to 61,843.26, 85,344.12 and 33,549.42

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Solution

The fourth proportional to 61,843.26, 85,344.12 and 33,549.42 is: 46,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,843.26 : 85,344.12 = 33,549.42 : x
  2. Step 2: Convert to fraction form
    61,843.26/85,344.12 = 33,549.42/x
  3. Step 3: Cross multiply
    61,843.26x = 85,344.12 × 33,549.42
  4. Step 4: Simplify right side
    61,843.26x = 2,863,245,726.41
  5. Step 5: Solve for x
    x = 2,863,245,726.41/61,843.26
  6. Step 6: Final answer
    x = 46,298.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.