Home / 146,351.52-219,361.60-67,302.56

Finding the Fourth Proportional to 146,351.52, 219,361.60 and 67,302.56

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Solution

The fourth proportional to 146,351.52, 219,361.60 and 67,302.56 is: 100,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,351.52 : 219,361.60 = 67,302.56 : x
  2. Step 2: Convert to fraction form
    146,351.52/219,361.60 = 67,302.56/x
  3. Step 3: Cross multiply
    146,351.52x = 219,361.60 × 67,302.56
  4. Step 4: Simplify right side
    146,351.52x = 14,763,597,245.70
  5. Step 5: Solve for x
    x = 14,763,597,245.70/146,351.52
  6. Step 6: Final answer
    x = 100,877.65

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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.