Home / 224,178.30-309,361.83-122,204.70

Finding the Fourth Proportional to 224,178.30, 309,361.83 and 122,204.70

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Solution

The fourth proportional to 224,178.30, 309,361.83 and 122,204.70 is: 168,640.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,178.30 : 309,361.83 = 122,204.70 : x
  2. Step 2: Convert to fraction form
    224,178.30/309,361.83 = 122,204.70/x
  3. Step 3: Cross multiply
    224,178.30x = 309,361.83 × 122,204.70
  4. Step 4: Simplify right side
    224,178.30x = 37,805,469,626.60
  5. Step 5: Solve for x
    x = 37,805,469,626.60/224,178.30
  6. Step 6: Final answer
    x = 168,640.18

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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.