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Finding the Fourth Proportional to 222,530.44, 333,848.17 and 72,770.15

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Solution

The fourth proportional to 222,530.44, 333,848.17 and 72,770.15 is: 109,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,530.44 : 333,848.17 = 72,770.15 : x
  2. Step 2: Convert to fraction form
    222,530.44/333,848.17 = 72,770.15/x
  3. Step 3: Cross multiply
    222,530.44x = 333,848.17 × 72,770.15
  4. Step 4: Simplify right side
    222,530.44x = 24,294,180,046.48
  5. Step 5: Solve for x
    x = 24,294,180,046.48/222,530.44
  6. Step 6: Final answer
    x = 109,172.39

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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.