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Finding the Fourth Proportional to 66,896.33, 100,274.25 and 22,507.67

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Solution

The fourth proportional to 66,896.33, 100,274.25 and 22,507.67 is: 33,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,896.33 : 100,274.25 = 22,507.67 : x
  2. Step 2: Convert to fraction form
    66,896.33/100,274.25 = 22,507.67/x
  3. Step 3: Cross multiply
    66,896.33x = 100,274.25 × 22,507.67
  4. Step 4: Simplify right side
    66,896.33x = 2,256,940,063.59
  5. Step 5: Solve for x
    x = 2,256,940,063.59/66,896.33
  6. Step 6: Final answer
    x = 33,737.88

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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.