Home / 222,260.37-306,716.94-120,283.61

Finding the Fourth Proportional to 222,260.37, 306,716.94 and 120,283.61

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Solution

The fourth proportional to 222,260.37, 306,716.94 and 120,283.61 is: 165,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,260.37 : 306,716.94 = 120,283.61 : x
  2. Step 2: Convert to fraction form
    222,260.37/306,716.94 = 120,283.61/x
  3. Step 3: Cross multiply
    222,260.37x = 306,716.94 × 120,283.61
  4. Step 4: Simplify right side
    222,260.37x = 36,893,019,257.77
  5. Step 5: Solve for x
    x = 36,893,019,257.77/222,260.37
  6. Step 6: Final answer
    x = 165,990.09

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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.