Home / 224,150.12-309,327.39-122,175.66

Finding the Fourth Proportional to 224,150.12, 309,327.39 and 122,175.66

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Solution

The fourth proportional to 224,150.12, 309,327.39 and 122,175.66 is: 168,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,150.12 : 309,327.39 = 122,175.66 : x
  2. Step 2: Convert to fraction form
    224,150.12/309,327.39 = 122,175.66/x
  3. Step 3: Cross multiply
    224,150.12x = 309,327.39 × 122,175.66
  4. Step 4: Simplify right side
    224,150.12x = 37,792,278,029.33
  5. Step 5: Solve for x
    x = 37,792,278,029.33/224,150.12
  6. Step 6: Final answer
    x = 168,602.54

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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.