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Finding the Fourth Proportional to 222,776.25, 333,645.57 and 133,833.39

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Solution

The fourth proportional to 222,776.25, 333,645.57 and 133,833.39 is: 200,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,776.25 : 333,645.57 = 133,833.39 : x
  2. Step 2: Convert to fraction form
    222,776.25/333,645.57 = 133,833.39/x
  3. Step 3: Cross multiply
    222,776.25x = 333,645.57 × 133,833.39
  4. Step 4: Simplify right side
    222,776.25x = 44,652,917,691.58
  5. Step 5: Solve for x
    x = 44,652,917,691.58/222,776.25
  6. Step 6: Final answer
    x = 200,438.41

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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.