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Finding the Fourth Proportional to 202,271.90, 303,468.21 and 60,121.89

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Solution

The fourth proportional to 202,271.90, 303,468.21 and 60,121.89 is: 90,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,271.90 : 303,468.21 = 60,121.89 : x
  2. Step 2: Convert to fraction form
    202,271.90/303,468.21 = 60,121.89/x
  3. Step 3: Cross multiply
    202,271.90x = 303,468.21 × 60,121.89
  4. Step 4: Simplify right side
    202,271.90x = 18,245,082,340.12
  5. Step 5: Solve for x
    x = 18,245,082,340.12/202,271.90
  6. Step 6: Final answer
    x = 90,200.78

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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.