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Finding the Fourth Proportional to 148,377.44, 222,472.48 and 81,863.94

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Solution

The fourth proportional to 148,377.44, 222,472.48 and 81,863.94 is: 122,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,377.44 : 222,472.48 = 81,863.94 : x
  2. Step 2: Convert to fraction form
    148,377.44/222,472.48 = 81,863.94/x
  3. Step 3: Cross multiply
    148,377.44x = 222,472.48 × 81,863.94
  4. Step 4: Simplify right side
    148,377.44x = 18,212,473,754.37
  5. Step 5: Solve for x
    x = 18,212,473,754.37/148,377.44
  6. Step 6: Final answer
    x = 122,744.22

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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.