Home / 216,451.62-324,152.55-149,704.38

Finding the Fourth Proportional to 216,451.62, 324,152.55 and 149,704.38

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Solution

The fourth proportional to 216,451.62, 324,152.55 and 149,704.38 is: 224,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,451.62 : 324,152.55 = 149,704.38 : x
  2. Step 2: Convert to fraction form
    216,451.62/324,152.55 = 149,704.38/x
  3. Step 3: Cross multiply
    216,451.62x = 324,152.55 × 149,704.38
  4. Step 4: Simplify right side
    216,451.62x = 48,527,056,523.17
  5. Step 5: Solve for x
    x = 48,527,056,523.17/216,451.62
  6. Step 6: Final answer
    x = 224,193.55

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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.