Home / 220,714.34-331,074.62-62,942.80

Finding the Fourth Proportional to 220,714.34, 331,074.62 and 62,942.80

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Solution

The fourth proportional to 220,714.34, 331,074.62 and 62,942.80 is: 94,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,714.34 : 331,074.62 = 62,942.80 : x
  2. Step 2: Convert to fraction form
    220,714.34/331,074.62 = 62,942.80/x
  3. Step 3: Cross multiply
    220,714.34x = 331,074.62 × 62,942.80
  4. Step 4: Simplify right side
    220,714.34x = 20,838,763,591.74
  5. Step 5: Solve for x
    x = 20,838,763,591.74/220,714.34
  6. Step 6: Final answer
    x = 94,415.09

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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.