Home / 140,766.26-211,129.95-35,578.85

Finding the Fourth Proportional to 140,766.26, 211,129.95 and 35,578.85

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Solution

The fourth proportional to 140,766.26, 211,129.95 and 35,578.85 is: 53,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,766.26 : 211,129.95 = 35,578.85 : x
  2. Step 2: Convert to fraction form
    140,766.26/211,129.95 = 35,578.85/x
  3. Step 3: Cross multiply
    140,766.26x = 211,129.95 × 35,578.85
  4. Step 4: Simplify right side
    140,766.26x = 7,511,760,821.56
  5. Step 5: Solve for x
    x = 7,511,760,821.56/140,766.26
  6. Step 6: Final answer
    x = 53,363.36

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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.