Home / 146,193.70-219,113.94-71,201.44

Finding the Fourth Proportional to 146,193.70, 219,113.94 and 71,201.44

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Solution

The fourth proportional to 146,193.70, 219,113.94 and 71,201.44 is: 106,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,193.70 : 219,113.94 = 71,201.44 : x
  2. Step 2: Convert to fraction form
    146,193.70/219,113.94 = 71,201.44/x
  3. Step 3: Cross multiply
    146,193.70x = 219,113.94 × 71,201.44
  4. Step 4: Simplify right side
    146,193.70x = 15,601,228,052.07
  5. Step 5: Solve for x
    x = 15,601,228,052.07/146,193.70
  6. Step 6: Final answer
    x = 106,716.14

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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.