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Finding the Fourth Proportional to 63,668.75, 95,547 and 22,115.75

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Solution

The fourth proportional to 63,668.75, 95,547 and 22,115.75 is: 33,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,668.75 : 95,547 = 22,115.75 : x
  2. Step 2: Convert to fraction form
    63,668.75/95,547 = 22,115.75/x
  3. Step 3: Cross multiply
    63,668.75x = 95,547 × 22,115.75
  4. Step 4: Simplify right side
    63,668.75x = 2,113,093,565.25
  5. Step 5: Solve for x
    x = 2,113,093,565.25/63,668.75
  6. Step 6: Final answer
    x = 33,188.87

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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.