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Finding the Fourth Proportional to 67,338.62, 100,212.86 and 65,096.13

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Solution

The fourth proportional to 67,338.62, 100,212.86 and 65,096.13 is: 96,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,338.62 : 100,212.86 = 65,096.13 : x
  2. Step 2: Convert to fraction form
    67,338.62/100,212.86 = 65,096.13/x
  3. Step 3: Cross multiply
    67,338.62x = 100,212.86 × 65,096.13
  4. Step 4: Simplify right side
    67,338.62x = 6,523,469,524.97
  5. Step 5: Solve for x
    x = 6,523,469,524.97/67,338.62
  6. Step 6: Final answer
    x = 96,875.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.