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Finding the Fourth Proportional to 63,755.43, 87,982.50 and 35,075.49

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Solution

The fourth proportional to 63,755.43, 87,982.50 and 35,075.49 is: 48,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,755.43 : 87,982.50 = 35,075.49 : x
  2. Step 2: Convert to fraction form
    63,755.43/87,982.50 = 35,075.49/x
  3. Step 3: Cross multiply
    63,755.43x = 87,982.50 × 35,075.49
  4. Step 4: Simplify right side
    63,755.43x = 3,086,029,298.93
  5. Step 5: Solve for x
    x = 3,086,029,298.93/63,755.43
  6. Step 6: Final answer
    x = 48,404.18

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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.