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Finding the Fourth Proportional to 67,011.01, 100,505.57 and 22,636.78

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Solution

The fourth proportional to 67,011.01, 100,505.57 and 22,636.78 is: 33,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,011.01 : 100,505.57 = 22,636.78 : x
  2. Step 2: Convert to fraction form
    67,011.01/100,505.57 = 22,636.78/x
  3. Step 3: Cross multiply
    67,011.01x = 100,505.57 × 22,636.78
  4. Step 4: Simplify right side
    67,011.01x = 2,275,122,476.86
  5. Step 5: Solve for x
    x = 2,275,122,476.86/67,011.01
  6. Step 6: Final answer
    x = 33,951.47

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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.