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Finding the Fourth Proportional to 61,809.41, 85,296.62 and 33,514.49

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Solution

The fourth proportional to 61,809.41, 85,296.62 and 33,514.49 is: 46,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,809.41 : 85,296.62 = 33,514.49 : x
  2. Step 2: Convert to fraction form
    61,809.41/85,296.62 = 33,514.49/x
  3. Step 3: Cross multiply
    61,809.41x = 85,296.62 × 33,514.49
  4. Step 4: Simplify right side
    61,809.41x = 2,858,672,718.02
  5. Step 5: Solve for x
    x = 2,858,672,718.02/61,809.41
  6. Step 6: Final answer
    x = 46,249.80

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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.