Home / 267,109.04-400,738.66-107,297.19

Finding the Fourth Proportional to 267,109.04, 400,738.66 and 107,297.19

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Solution

The fourth proportional to 267,109.04, 400,738.66 and 107,297.19 is: 160,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,109.04 : 400,738.66 = 107,297.19 : x
  2. Step 2: Convert to fraction form
    267,109.04/400,738.66 = 107,297.19/x
  3. Step 3: Cross multiply
    267,109.04x = 400,738.66 × 107,297.19
  4. Step 4: Simplify right side
    267,109.04x = 42,998,131,874.12
  5. Step 5: Solve for x
    x = 42,998,131,874.12/267,109.04
  6. Step 6: Final answer
    x = 160,975.95

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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.