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Finding the Fourth Proportional to 66,949.62, 100,362.42 and 24,806.22

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Solution

The fourth proportional to 66,949.62, 100,362.42 and 24,806.22 is: 37,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,949.62 : 100,362.42 = 24,806.22 : x
  2. Step 2: Convert to fraction form
    66,949.62/100,362.42 = 24,806.22/x
  3. Step 3: Cross multiply
    66,949.62x = 100,362.42 × 24,806.22
  4. Step 4: Simplify right side
    66,949.62x = 2,489,612,270.25
  5. Step 5: Solve for x
    x = 2,489,612,270.25/66,949.62
  6. Step 6: Final answer
    x = 37,186.35

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1.5x scale

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.