Home / 220,591.62-330,942.78-62,820.04

Finding the Fourth Proportional to 220,591.62, 330,942.78 and 62,820.04

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Solution

The fourth proportional to 220,591.62, 330,942.78 and 62,820.04 is: 94,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,591.62 : 330,942.78 = 62,820.04 : x
  2. Step 2: Convert to fraction form
    220,591.62/330,942.78 = 62,820.04/x
  3. Step 3: Cross multiply
    220,591.62x = 330,942.78 × 62,820.04
  4. Step 4: Simplify right side
    220,591.62x = 20,789,838,677.31
  5. Step 5: Solve for x
    x = 20,789,838,677.31/220,591.62
  6. Step 6: Final answer
    x = 94,245.82

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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.