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Finding the Fourth Proportional to 222,735.92, 307,377.68 and 120,761.11

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Solution

The fourth proportional to 222,735.92, 307,377.68 and 120,761.11 is: 166,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,735.92 : 307,377.68 = 120,761.11 : x
  2. Step 2: Convert to fraction form
    222,735.92/307,377.68 = 120,761.11/x
  3. Step 3: Cross multiply
    222,735.92x = 307,377.68 × 120,761.11
  4. Step 4: Simplify right side
    222,735.92x = 37,119,267,685.33
  5. Step 5: Solve for x
    x = 37,119,267,685.33/222,735.92
  6. Step 6: Final answer
    x = 166,651.47

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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.