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Finding the Fourth Proportional to 224,168.92, 309,351.08 and 122,194.37

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Solution

The fourth proportional to 224,168.92, 309,351.08 and 122,194.37 is: 168,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,168.92 : 309,351.08 = 122,194.37 : x
  2. Step 2: Convert to fraction form
    224,168.92/309,351.08 = 122,194.37/x
  3. Step 3: Cross multiply
    224,168.92x = 309,351.08 × 122,194.37
  4. Step 4: Simplify right side
    224,168.92x = 37,800,961,408.28
  5. Step 5: Solve for x
    x = 37,800,961,408.28/224,168.92
  6. Step 6: Final answer
    x = 168,627.13

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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.