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Finding the Fourth Proportional to 63,768.96, 95,677.44 and 28,682.88

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Solution

The fourth proportional to 63,768.96, 95,677.44 and 28,682.88 is: 43,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,768.96 : 95,677.44 = 28,682.88 : x
  2. Step 2: Convert to fraction form
    63,768.96/95,677.44 = 28,682.88/x
  3. Step 3: Cross multiply
    63,768.96x = 95,677.44 × 28,682.88
  4. Step 4: Simplify right side
    63,768.96x = 2,744,304,530.23
  5. Step 5: Solve for x
    x = 2,744,304,530.23/63,768.96
  6. Step 6: Final answer
    x = 43,035.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.