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Finding the Fourth Proportional to 66,800.70, 100,164.60 and 22,404.60

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Solution

The fourth proportional to 66,800.70, 100,164.60 and 22,404.60 is: 33,594.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,800.70 : 100,164.60 = 22,404.60 : x
  2. Step 2: Convert to fraction form
    66,800.70/100,164.60 = 22,404.60/x
  3. Step 3: Cross multiply
    66,800.70x = 100,164.60 × 22,404.60
  4. Step 4: Simplify right side
    66,800.70x = 2,244,147,797.16
  5. Step 5: Solve for x
    x = 2,244,147,797.16/66,800.70
  6. Step 6: Final answer
    x = 33,594.67

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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.