Home / 197,736.96-296,474.22-138,644.22

Finding the Fourth Proportional to 197,736.96, 296,474.22 and 138,644.22

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Solution

The fourth proportional to 197,736.96, 296,474.22 and 138,644.22 is: 207,874.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,736.96 : 296,474.22 = 138,644.22 : x
  2. Step 2: Convert to fraction form
    197,736.96/296,474.22 = 138,644.22/x
  3. Step 3: Cross multiply
    197,736.96x = 296,474.22 × 138,644.22
  4. Step 4: Simplify right side
    197,736.96x = 41,104,436,982.01
  5. Step 5: Solve for x
    x = 41,104,436,982.01/197,736.96
  6. Step 6: Final answer
    x = 207,874.32

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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.