Home / 224,080.12-309,226.56-122,106.30

Finding the Fourth Proportional to 224,080.12, 309,226.56 and 122,106.30

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Solution

The fourth proportional to 224,080.12, 309,226.56 and 122,106.30 is: 168,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,080.12 : 309,226.56 = 122,106.30 : x
  2. Step 2: Convert to fraction form
    224,080.12/309,226.56 = 122,106.30/x
  3. Step 3: Cross multiply
    224,080.12x = 309,226.56 × 122,106.30
  4. Step 4: Simplify right side
    224,080.12x = 37,758,511,103.33
  5. Step 5: Solve for x
    x = 37,758,511,103.33/224,080.12
  6. Step 6: Final answer
    x = 168,504.51

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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.