Home / 146,616.50-219,910.16-67,729.59

Finding the Fourth Proportional to 146,616.50, 219,910.16 and 67,729.59

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Solution

The fourth proportional to 146,616.50, 219,910.16 and 67,729.59 is: 101,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,616.50 : 219,910.16 = 67,729.59 : x
  2. Step 2: Convert to fraction form
    146,616.50/219,910.16 = 67,729.59/x
  3. Step 3: Cross multiply
    146,616.50x = 219,910.16 × 67,729.59
  4. Step 4: Simplify right side
    146,616.50x = 14,894,424,634.99
  5. Step 5: Solve for x
    x = 14,894,424,634.99/146,616.50
  6. Step 6: Final answer
    x = 101,587.65

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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.