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Finding the Fourth Proportional to 63,006.69, 86,961.83 and 36,167.34

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Solution

The fourth proportional to 63,006.69, 86,961.83 and 36,167.34 is: 49,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.69 : 86,961.83 = 36,167.34 : x
  2. Step 2: Convert to fraction form
    63,006.69/86,961.83 = 36,167.34/x
  3. Step 3: Cross multiply
    63,006.69x = 86,961.83 × 36,167.34
  4. Step 4: Simplify right side
    63,006.69x = 3,145,177,891.80
  5. Step 5: Solve for x
    x = 3,145,177,891.80/63,006.69
  6. Step 6: Final answer
    x = 49,918.16

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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.