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Finding the Fourth Proportional to 61,843.26, 85,343.66 and 33,548.95

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Solution

The fourth proportional to 61,843.26, 85,343.66 and 33,548.95 is: 46,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,843.26 : 85,343.66 = 33,548.95 : x
  2. Step 2: Convert to fraction form
    61,843.26/85,343.66 = 33,548.95/x
  3. Step 3: Cross multiply
    61,843.26x = 85,343.66 × 33,548.95
  4. Step 4: Simplify right side
    61,843.26x = 2,863,190,182.16
  5. Step 5: Solve for x
    x = 2,863,190,182.16/61,843.26
  6. Step 6: Final answer
    x = 46,297.53

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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.