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Finding the Fourth Proportional to 222,200.46, 333,103.80 and 165,972.68

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Solution

The fourth proportional to 222,200.46, 333,103.80 and 165,972.68 is: 248,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,200.46 : 333,103.80 = 165,972.68 : x
  2. Step 2: Convert to fraction form
    222,200.46/333,103.80 = 165,972.68/x
  3. Step 3: Cross multiply
    222,200.46x = 333,103.80 × 165,972.68
  4. Step 4: Simplify right side
    222,200.46x = 55,286,130,404.18
  5. Step 5: Solve for x
    x = 55,286,130,404.18/222,200.46
  6. Step 6: Final answer
    x = 248,811.95

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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.