Home / 214,976.10-322,464.15-136,179.30

Finding the Fourth Proportional to 214,976.10, 322,464.15 and 136,179.30

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Solution

The fourth proportional to 214,976.10, 322,464.15 and 136,179.30 is: 204,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,976.10 : 322,464.15 = 136,179.30 : x
  2. Step 2: Convert to fraction form
    214,976.10/322,464.15 = 136,179.30/x
  3. Step 3: Cross multiply
    214,976.10x = 322,464.15 × 136,179.30
  4. Step 4: Simplify right side
    214,976.10x = 43,912,942,222.10
  5. Step 5: Solve for x
    x = 43,912,942,222.10/214,976.10
  6. Step 6: Final answer
    x = 204,268.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.