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Finding the Fourth Proportional to 61,108.56, 84,325.44 and 33,882.60

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Solution

The fourth proportional to 61,108.56, 84,325.44 and 33,882.60 is: 46,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.56 : 84,325.44 = 33,882.60 : x
  2. Step 2: Convert to fraction form
    61,108.56/84,325.44 = 33,882.60/x
  3. Step 3: Cross multiply
    61,108.56x = 84,325.44 × 33,882.60
  4. Step 4: Simplify right side
    61,108.56x = 2,857,165,153.34
  5. Step 5: Solve for x
    x = 2,857,165,153.34/61,108.56
  6. Step 6: Final answer
    x = 46,755.56

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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.