Home / 146,213.05-219,286.77-67,251.43

Finding the Fourth Proportional to 146,213.05, 219,286.77 and 67,251.43

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Solution

The fourth proportional to 146,213.05, 219,286.77 and 67,251.43 is: 100,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,213.05 : 219,286.77 = 67,251.43 : x
  2. Step 2: Convert to fraction form
    146,213.05/219,286.77 = 67,251.43/x
  3. Step 3: Cross multiply
    146,213.05x = 219,286.77 × 67,251.43
  4. Step 4: Simplify right side
    146,213.05x = 14,747,348,862.58
  5. Step 5: Solve for x
    x = 14,747,348,862.58/146,213.05
  6. Step 6: Final answer
    x = 100,862.06

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1.5x scale

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.