Home / 71,824.14-107,782.68-32,378.85

Finding the Fourth Proportional to 71,824.14, 107,782.68 and 32,378.85

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Solution

The fourth proportional to 71,824.14, 107,782.68 and 32,378.85 is: 48,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,824.14 : 107,782.68 = 32,378.85 : x
  2. Step 2: Convert to fraction form
    71,824.14/107,782.68 = 32,378.85/x
  3. Step 3: Cross multiply
    71,824.14x = 107,782.68 × 32,378.85
  4. Step 4: Simplify right side
    71,824.14x = 3,489,879,228.32
  5. Step 5: Solve for x
    x = 3,489,879,228.32/71,824.14
  6. Step 6: Final answer
    x = 48,589.22

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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.