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Finding the Fourth Proportional to 222,518.03, 333,797.56 and 72,759.09

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Solution

The fourth proportional to 222,518.03, 333,797.56 and 72,759.09 is: 109,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,518.03 : 333,797.56 = 72,759.09 : x
  2. Step 2: Convert to fraction form
    222,518.03/333,797.56 = 72,759.09/x
  3. Step 3: Cross multiply
    222,518.03x = 333,797.56 × 72,759.09
  4. Step 4: Simplify right side
    222,518.03x = 24,286,806,709.82
  5. Step 5: Solve for x
    x = 24,286,806,709.82/222,518.03
  6. Step 6: Final answer
    x = 109,145.34

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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.