Home / 133,620.24-200,151.48-80,142.62

Finding the Fourth Proportional to 133,620.24, 200,151.48 and 80,142.62

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Solution

The fourth proportional to 133,620.24, 200,151.48 and 80,142.62 is: 120,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,620.24 : 200,151.48 = 80,142.62 : x
  2. Step 2: Convert to fraction form
    133,620.24/200,151.48 = 80,142.62/x
  3. Step 3: Cross multiply
    133,620.24x = 200,151.48 × 80,142.62
  4. Step 4: Simplify right side
    133,620.24x = 16,040,664,767.23
  5. Step 5: Solve for x
    x = 16,040,664,767.23/133,620.24
  6. Step 6: Final answer
    x = 120,046.67

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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.