Home / 197,997.69-296,999.02-130,958.85

Finding the Fourth Proportional to 197,997.69, 296,999.02 and 130,958.85

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Solution

The fourth proportional to 197,997.69, 296,999.02 and 130,958.85 is: 196,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,997.69 : 296,999.02 = 130,958.85 : x
  2. Step 2: Convert to fraction form
    197,997.69/296,999.02 = 130,958.85/x
  3. Step 3: Cross multiply
    197,997.69x = 296,999.02 × 130,958.85
  4. Step 4: Simplify right side
    197,997.69x = 38,894,650,110.33
  5. Step 5: Solve for x
    x = 38,894,650,110.33/197,997.69
  6. Step 6: Final answer
    x = 196,439.92

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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.