Home / 212,553.05-318,754.34-62,753.27

Finding the Fourth Proportional to 212,553.05, 318,754.34 and 62,753.27

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Solution

The fourth proportional to 212,553.05, 318,754.34 and 62,753.27 is: 94,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,553.05 : 318,754.34 = 62,753.27 : x
  2. Step 2: Convert to fraction form
    212,553.05/318,754.34 = 62,753.27/x
  3. Step 3: Cross multiply
    212,553.05x = 318,754.34 × 62,753.27
  4. Step 4: Simplify right side
    212,553.05x = 20,002,876,847.93
  5. Step 5: Solve for x
    x = 20,002,876,847.93/212,553.05
  6. Step 6: Final answer
    x = 94,107.69

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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.