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Finding the Fourth Proportional to 61,536.25, 84,920.03 and 33,241.94

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Solution

The fourth proportional to 61,536.25, 84,920.03 and 33,241.94 is: 45,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,536.25 : 84,920.03 = 33,241.94 : x
  2. Step 2: Convert to fraction form
    61,536.25/84,920.03 = 33,241.94/x
  3. Step 3: Cross multiply
    61,536.25x = 84,920.03 × 33,241.94
  4. Step 4: Simplify right side
    61,536.25x = 2,822,906,375.85
  5. Step 5: Solve for x
    x = 2,822,906,375.85/61,536.25
  6. Step 6: Final answer
    x = 45,873.88

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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.