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Finding the Fourth Proportional to 202,371.43, 303,504.22 and 60,178.43

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Solution

The fourth proportional to 202,371.43, 303,504.22 and 60,178.43 is: 90,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,371.43 : 303,504.22 = 60,178.43 : x
  2. Step 2: Convert to fraction form
    202,371.43/303,504.22 = 60,178.43/x
  3. Step 3: Cross multiply
    202,371.43x = 303,504.22 × 60,178.43
  4. Step 4: Simplify right side
    202,371.43x = 18,264,407,457.97
  5. Step 5: Solve for x
    x = 18,264,407,457.97/202,371.43
  6. Step 6: Final answer
    x = 90,251.91

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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.