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Finding the Fourth Proportional to 202,126.38, 303,221.70 and 67,195.24

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Solution

The fourth proportional to 202,126.38, 303,221.70 and 67,195.24 is: 100,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,126.38 : 303,221.70 = 67,195.24 : x
  2. Step 2: Convert to fraction form
    202,126.38/303,221.70 = 67,195.24/x
  3. Step 3: Cross multiply
    202,126.38x = 303,221.70 × 67,195.24
  4. Step 4: Simplify right side
    202,126.38x = 20,375,054,904.71
  5. Step 5: Solve for x
    x = 20,375,054,904.71/202,126.38
  6. Step 6: Final answer
    x = 100,803.54

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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.