Home / 79,942.32-119,948.85-41,982.66

Finding the Fourth Proportional to 79,942.32, 119,948.85 and 41,982.66

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Solution

The fourth proportional to 79,942.32, 119,948.85 and 41,982.66 is: 62,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,942.32 : 119,948.85 = 41,982.66 : x
  2. Step 2: Convert to fraction form
    79,942.32/119,948.85 = 41,982.66/x
  3. Step 3: Cross multiply
    79,942.32x = 119,948.85 × 41,982.66
  4. Step 4: Simplify right side
    79,942.32x = 5,035,771,786.94
  5. Step 5: Solve for x
    x = 5,035,771,786.94/79,942.32
  6. Step 6: Final answer
    x = 62,992.56

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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.