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Finding the Fourth Proportional to 222,357.70, 333,536.55 and 133,711.30

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Solution

The fourth proportional to 222,357.70, 333,536.55 and 133,711.30 is: 200,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,357.70 : 333,536.55 = 133,711.30 : x
  2. Step 2: Convert to fraction form
    222,357.70/333,536.55 = 133,711.30/x
  3. Step 3: Cross multiply
    222,357.70x = 333,536.55 × 133,711.30
  4. Step 4: Simplify right side
    222,357.70x = 44,597,605,698.02
  5. Step 5: Solve for x
    x = 44,597,605,698.02/222,357.70
  6. Step 6: Final answer
    x = 200,566.95

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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.