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Finding the Fourth Proportional to 224,446.50, 336,725.22 and 66,674.70

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Solution

The fourth proportional to 224,446.50, 336,725.22 and 66,674.70 is: 100,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,446.50 : 336,725.22 = 66,674.70 : x
  2. Step 2: Convert to fraction form
    224,446.50/336,725.22 = 66,674.70/x
  3. Step 3: Cross multiply
    224,446.50x = 336,725.22 × 66,674.70
  4. Step 4: Simplify right side
    224,446.50x = 22,451,053,025.93
  5. Step 5: Solve for x
    x = 22,451,053,025.93/224,446.50
  6. Step 6: Final answer
    x = 100,028.53

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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.