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Finding the Fourth Proportional to 224,274.73, 309,506.60 and 122,305.77

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Solution

The fourth proportional to 224,274.73, 309,506.60 and 122,305.77 is: 168,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,274.73 : 309,506.60 = 122,305.77 : x
  2. Step 2: Convert to fraction form
    224,274.73/309,506.60 = 122,305.77/x
  3. Step 3: Cross multiply
    224,274.73x = 309,506.60 × 122,305.77
  4. Step 4: Simplify right side
    224,274.73x = 37,854,443,338.85
  5. Step 5: Solve for x
    x = 37,854,443,338.85/224,274.73
  6. Step 6: Final answer
    x = 168,786.04

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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.