Home / 222,405.24-333,288.39-126,418.73

Finding the Fourth Proportional to 222,405.24, 333,288.39 and 126,418.73

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Solution

The fourth proportional to 222,405.24, 333,288.39 and 126,418.73 is: 189,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,405.24 : 333,288.39 = 126,418.73 : x
  2. Step 2: Convert to fraction form
    222,405.24/333,288.39 = 126,418.73/x
  3. Step 3: Cross multiply
    222,405.24x = 333,288.39 × 126,418.73
  4. Step 4: Simplify right side
    222,405.24x = 42,133,893,321.10
  5. Step 5: Solve for x
    x = 42,133,893,321.10/222,405.24
  6. Step 6: Final answer
    x = 189,446.50

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1.5x scale

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.