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Finding the Fourth Proportional to 66,933.33, 100,379.52 and 22,548.18

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Solution

The fourth proportional to 66,933.33, 100,379.52 and 22,548.18 is: 33,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,933.33 : 100,379.52 = 22,548.18 : x
  2. Step 2: Convert to fraction form
    66,933.33/100,379.52 = 22,548.18/x
  3. Step 3: Cross multiply
    66,933.33x = 100,379.52 × 22,548.18
  4. Step 4: Simplify right side
    66,933.33x = 2,263,375,485.27
  5. Step 5: Solve for x
    x = 2,263,375,485.27/66,933.33
  6. Step 6: Final answer
    x = 33,815.37

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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.