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Finding the Fourth Proportional to 221,706.20, 332,559.30 and 150,847.40

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Solution

The fourth proportional to 221,706.20, 332,559.30 and 150,847.40 is: 226,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,706.20 : 332,559.30 = 150,847.40 : x
  2. Step 2: Convert to fraction form
    221,706.20/332,559.30 = 150,847.40/x
  3. Step 3: Cross multiply
    221,706.20x = 332,559.30 × 150,847.40
  4. Step 4: Simplify right side
    221,706.20x = 50,165,705,750.82
  5. Step 5: Solve for x
    x = 50,165,705,750.82/221,706.20
  6. Step 6: Final answer
    x = 226,271.10

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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.