Home / 222,181.32-306,608.94-120,206.52

Finding the Fourth Proportional to 222,181.32, 306,608.94 and 120,206.52

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Solution

The fourth proportional to 222,181.32, 306,608.94 and 120,206.52 is: 165,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,181.32 : 306,608.94 = 120,206.52 : x
  2. Step 2: Convert to fraction form
    222,181.32/306,608.94 = 120,206.52/x
  3. Step 3: Cross multiply
    222,181.32x = 306,608.94 × 120,206.52
  4. Step 4: Simplify right side
    222,181.32x = 36,856,393,678.29
  5. Step 5: Solve for x
    x = 36,856,393,678.29/222,181.32
  6. Step 6: Final answer
    x = 165,884.30

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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.