Home / 197,733.96-296,469.72-138,641.22

Finding the Fourth Proportional to 197,733.96, 296,469.72 and 138,641.22

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Solution

The fourth proportional to 197,733.96, 296,469.72 and 138,641.22 is: 207,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,733.96 : 296,469.72 = 138,641.22 : x
  2. Step 2: Convert to fraction form
    197,733.96/296,469.72 = 138,641.22/x
  3. Step 3: Cross multiply
    197,733.96x = 296,469.72 × 138,641.22
  4. Step 4: Simplify right side
    197,733.96x = 41,102,923,673.86
  5. Step 5: Solve for x
    x = 41,102,923,673.86/197,733.96
  6. Step 6: Final answer
    x = 207,869.83

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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.