Home / 197,408.15-296,132.97-64,298.78

Finding the Fourth Proportional to 197,408.15, 296,132.97 and 64,298.78

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Solution

The fourth proportional to 197,408.15, 296,132.97 and 64,298.78 is: 96,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,408.15 : 296,132.97 = 64,298.78 : x
  2. Step 2: Convert to fraction form
    197,408.15/296,132.97 = 64,298.78/x
  3. Step 3: Cross multiply
    197,408.15x = 296,132.97 × 64,298.78
  4. Step 4: Simplify right side
    197,408.15x = 19,040,988,688.78
  5. Step 5: Solve for x
    x = 19,040,988,688.78/197,408.15
  6. Step 6: Final answer
    x = 96,454.93

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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.