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Finding the Fourth Proportional to 215,375.94, 297,183.33 and 119,880.18

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Solution

The fourth proportional to 215,375.94, 297,183.33 and 119,880.18 is: 165,414.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,375.94 : 297,183.33 = 119,880.18 : x
  2. Step 2: Convert to fraction form
    215,375.94/297,183.33 = 119,880.18/x
  3. Step 3: Cross multiply
    215,375.94x = 297,183.33 × 119,880.18
  4. Step 4: Simplify right side
    215,375.94x = 35,626,391,093.40
  5. Step 5: Solve for x
    x = 35,626,391,093.40/215,375.94
  6. Step 6: Final answer
    x = 165,414.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.