Home / 69,377.10-95,740.68-39,163.68

Finding the Fourth Proportional to 69,377.10, 95,740.68 and 39,163.68

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Solution

The fourth proportional to 69,377.10, 95,740.68 and 39,163.68 is: 54,046.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,377.10 : 95,740.68 = 39,163.68 : x
  2. Step 2: Convert to fraction form
    69,377.10/95,740.68 = 39,163.68/x
  3. Step 3: Cross multiply
    69,377.10x = 95,740.68 × 39,163.68
  4. Step 4: Simplify right side
    69,377.10x = 3,749,557,354.50
  5. Step 5: Solve for x
    x = 3,749,557,354.50/69,377.10
  6. Step 6: Final answer
    x = 54,046.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.