Home / 197,799.68-296,736.96-79,480.28

Finding the Fourth Proportional to 197,799.68, 296,736.96 and 79,480.28

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Solution

The fourth proportional to 197,799.68, 296,736.96 and 79,480.28 is: 119,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,799.68 : 296,736.96 = 79,480.28 : x
  2. Step 2: Convert to fraction form
    197,799.68/296,736.96 = 79,480.28/x
  3. Step 3: Cross multiply
    197,799.68x = 296,736.96 × 79,480.28
  4. Step 4: Simplify right side
    197,799.68x = 23,584,736,667.15
  5. Step 5: Solve for x
    x = 23,584,736,667.15/197,799.68
  6. Step 6: Final answer
    x = 119,235.46

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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.