Home / 222,252.33-306,705.83-120,275.54

Finding the Fourth Proportional to 222,252.33, 306,705.83 and 120,275.54

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Solution

The fourth proportional to 222,252.33, 306,705.83 and 120,275.54 is: 165,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,252.33 : 306,705.83 = 120,275.54 : x
  2. Step 2: Convert to fraction form
    222,252.33/306,705.83 = 120,275.54/x
  3. Step 3: Cross multiply
    222,252.33x = 306,705.83 × 120,275.54
  4. Step 4: Simplify right side
    222,252.33x = 36,889,207,189.49
  5. Step 5: Solve for x
    x = 36,889,207,189.49/222,252.33
  6. Step 6: Final answer
    x = 165,978.94

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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.