Home / 197,821.96-296,746.50-79,493.11

Finding the Fourth Proportional to 197,821.96, 296,746.50 and 79,493.11

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Solution

The fourth proportional to 197,821.96, 296,746.50 and 79,493.11 is: 119,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,821.96 : 296,746.50 = 79,493.11 : x
  2. Step 2: Convert to fraction form
    197,821.96/296,746.50 = 79,493.11/x
  3. Step 3: Cross multiply
    197,821.96x = 296,746.50 × 79,493.11
  4. Step 4: Simplify right side
    197,821.96x = 23,589,302,166.62
  5. Step 5: Solve for x
    x = 23,589,302,166.62/197,821.96
  6. Step 6: Final answer
    x = 119,245.11

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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.