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Finding the Fourth Proportional to 63,392.67, 95,100.30 and 21,286.44

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Solution

The fourth proportional to 63,392.67, 95,100.30 and 21,286.44 is: 31,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,392.67 : 95,100.30 = 21,286.44 : x
  2. Step 2: Convert to fraction form
    63,392.67/95,100.30 = 21,286.44/x
  3. Step 3: Cross multiply
    63,392.67x = 95,100.30 × 21,286.44
  4. Step 4: Simplify right side
    63,392.67x = 2,024,346,829.93
  5. Step 5: Solve for x
    x = 2,024,346,829.93/63,392.67
  6. Step 6: Final answer
    x = 31,933.45

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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.