Home / 197,712.20-296,568.30-164,469.80

Finding the Fourth Proportional to 197,712.20, 296,568.30 and 164,469.80

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Solution

The fourth proportional to 197,712.20, 296,568.30 and 164,469.80 is: 246,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,712.20 : 296,568.30 = 164,469.80 : x
  2. Step 2: Convert to fraction form
    197,712.20/296,568.30 = 164,469.80/x
  3. Step 3: Cross multiply
    197,712.20x = 296,568.30 × 164,469.80
  4. Step 4: Simplify right side
    197,712.20x = 48,776,528,987.34
  5. Step 5: Solve for x
    x = 48,776,528,987.34/197,712.20
  6. Step 6: Final answer
    x = 246,704.70

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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.