Home / 197,717.34-296,514.66-71,341.18

Finding the Fourth Proportional to 197,717.34, 296,514.66 and 71,341.18

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Solution

The fourth proportional to 197,717.34, 296,514.66 and 71,341.18 is: 106,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,717.34 : 296,514.66 = 71,341.18 : x
  2. Step 2: Convert to fraction form
    197,717.34/296,514.66 = 71,341.18/x
  3. Step 3: Cross multiply
    197,717.34x = 296,514.66 × 71,341.18
  4. Step 4: Simplify right side
    197,717.34x = 21,153,705,731.70
  5. Step 5: Solve for x
    x = 21,153,705,731.70/197,717.34
  6. Step 6: Final answer
    x = 106,989.63

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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.