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Finding the Fourth Proportional to 63,563.91, 87,717.92 and 35,269.53

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Solution

The fourth proportional to 63,563.91, 87,717.92 and 35,269.53 is: 48,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,563.91 : 87,717.92 = 35,269.53 : x
  2. Step 2: Convert to fraction form
    63,563.91/87,717.92 = 35,269.53/x
  3. Step 3: Cross multiply
    63,563.91x = 87,717.92 × 35,269.53
  4. Step 4: Simplify right side
    63,563.91x = 3,093,769,634.63
  5. Step 5: Solve for x
    x = 3,093,769,634.63/63,563.91
  6. Step 6: Final answer
    x = 48,671.80

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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.