Home / 225,351.25-337,540.89-212,102.12

Finding the Fourth Proportional to 225,351.25, 337,540.89 and 212,102.12

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Solution

The fourth proportional to 225,351.25, 337,540.89 and 212,102.12 is: 317,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,351.25 : 337,540.89 = 212,102.12 : x
  2. Step 2: Convert to fraction form
    225,351.25/337,540.89 = 212,102.12/x
  3. Step 3: Cross multiply
    225,351.25x = 337,540.89 × 212,102.12
  4. Step 4: Simplify right side
    225,351.25x = 71,593,137,463.37
  5. Step 5: Solve for x
    x = 71,593,137,463.37/225,351.25
  6. Step 6: Final answer
    x = 317,695.76

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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.