Home / 197,786.28-296,745.66-64,672.68

Finding the Fourth Proportional to 197,786.28, 296,745.66 and 64,672.68

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Solution

The fourth proportional to 197,786.28, 296,745.66 and 64,672.68 is: 97,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,786.28 : 296,745.66 = 64,672.68 : x
  2. Step 2: Convert to fraction form
    197,786.28/296,745.66 = 64,672.68/x
  3. Step 3: Cross multiply
    197,786.28x = 296,745.66 × 64,672.68
  4. Step 4: Simplify right side
    197,786.28x = 19,191,337,110.57
  5. Step 5: Solve for x
    x = 19,191,337,110.57/197,786.28
  6. Step 6: Final answer
    x = 97,030.68

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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.