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Finding the Fourth Proportional to 224,309.96, 309,546.46 and 122,333.49

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Solution

The fourth proportional to 224,309.96, 309,546.46 and 122,333.49 is: 168,819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,309.96 : 309,546.46 = 122,333.49 : x
  2. Step 2: Convert to fraction form
    224,309.96/309,546.46 = 122,333.49/x
  3. Step 3: Cross multiply
    224,309.96x = 309,546.46 × 122,333.49
  4. Step 4: Simplify right side
    224,309.96x = 37,867,898,921.86
  5. Step 5: Solve for x
    x = 37,867,898,921.86/224,309.96
  6. Step 6: Final answer
    x = 168,819.52

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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.