Home / 80,166.26-120,276.96-35,823.62

Finding the Fourth Proportional to 80,166.26, 120,276.96 and 35,823.62

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Solution

The fourth proportional to 80,166.26, 120,276.96 and 35,823.62 is: 53,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,166.26 : 120,276.96 = 35,823.62 : x
  2. Step 2: Convert to fraction form
    80,166.26/120,276.96 = 35,823.62/x
  3. Step 3: Cross multiply
    80,166.26x = 120,276.96 × 35,823.62
  4. Step 4: Simplify right side
    80,166.26x = 4,308,756,109.80
  5. Step 5: Solve for x
    x = 4,308,756,109.80/80,166.26
  6. Step 6: Final answer
    x = 53,747.75

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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.