Home / 66,579.03-99,868.92-22,205.65

Finding the Fourth Proportional to 66,579.03, 99,868.92 and 22,205.65

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Solution

The fourth proportional to 66,579.03, 99,868.92 and 22,205.65 is: 33,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,579.03 : 99,868.92 = 22,205.65 : x
  2. Step 2: Convert to fraction form
    66,579.03/99,868.92 = 22,205.65/x
  3. Step 3: Cross multiply
    66,579.03x = 99,868.92 × 22,205.65
  4. Step 4: Simplify right side
    66,579.03x = 2,217,654,512.27
  5. Step 5: Solve for x
    x = 2,217,654,512.27/66,579.03
  6. Step 6: Final answer
    x = 33,308.61

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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.