Home / 221,226.72-331,373.52-150,192.96

Finding the Fourth Proportional to 221,226.72, 331,373.52 and 150,192.96

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Solution

The fourth proportional to 221,226.72, 331,373.52 and 150,192.96 is: 224,972.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,226.72 : 331,373.52 = 150,192.96 : x
  2. Step 2: Convert to fraction form
    221,226.72/331,373.52 = 150,192.96/x
  3. Step 3: Cross multiply
    221,226.72x = 331,373.52 × 150,192.96
  4. Step 4: Simplify right side
    221,226.72x = 49,769,969,834.42
  5. Step 5: Solve for x
    x = 49,769,969,834.42/221,226.72
  6. Step 6: Final answer
    x = 224,972.69

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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.