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Finding the Fourth Proportional to 222,290.55, 333,435.82 and 82,049.17

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Solution

The fourth proportional to 222,290.55, 333,435.82 and 82,049.17 is: 123,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,290.55 : 333,435.82 = 82,049.17 : x
  2. Step 2: Convert to fraction form
    222,290.55/333,435.82 = 82,049.17/x
  3. Step 3: Cross multiply
    222,290.55x = 333,435.82 × 82,049.17
  4. Step 4: Simplify right side
    222,290.55x = 27,358,132,279.27
  5. Step 5: Solve for x
    x = 27,358,132,279.27/222,290.55
  6. Step 6: Final answer
    x = 123,073.75

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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.