Home / 202,123.38-303,217.20-67,192.23

Finding the Fourth Proportional to 202,123.38, 303,217.20 and 67,192.23

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Solution

The fourth proportional to 202,123.38, 303,217.20 and 67,192.23 is: 100,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,123.38 : 303,217.20 = 67,192.23 : x
  2. Step 2: Convert to fraction form
    202,123.38/303,217.20 = 67,192.23/x
  3. Step 3: Cross multiply
    202,123.38x = 303,217.20 × 67,192.23
  4. Step 4: Simplify right side
    202,123.38x = 20,373,839,842.36
  5. Step 5: Solve for x
    x = 20,373,839,842.36/202,123.38
  6. Step 6: Final answer
    x = 100,799.03

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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.