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Finding the Fourth Proportional to 222,053.40, 332,861.40 and 109,750.95

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Solution

The fourth proportional to 222,053.40, 332,861.40 and 109,750.95 is: 164,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,053.40 : 332,861.40 = 109,750.95 : x
  2. Step 2: Convert to fraction form
    222,053.40/332,861.40 = 109,750.95/x
  3. Step 3: Cross multiply
    222,053.40x = 332,861.40 × 109,750.95
  4. Step 4: Simplify right side
    222,053.40x = 36,531,854,868.33
  5. Step 5: Solve for x
    x = 36,531,854,868.33/222,053.40
  6. Step 6: Final answer
    x = 164,518.33

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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.