Home / 248,817.62-373,213.46-80,334.78

Finding the Fourth Proportional to 248,817.62, 373,213.46 and 80,334.78

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Solution

The fourth proportional to 248,817.62, 373,213.46 and 80,334.78 is: 120,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,817.62 : 373,213.46 = 80,334.78 : x
  2. Step 2: Convert to fraction form
    248,817.62/373,213.46 = 80,334.78/x
  3. Step 3: Cross multiply
    248,817.62x = 373,213.46 × 80,334.78
  4. Step 4: Simplify right side
    248,817.62x = 29,982,020,800.46
  5. Step 5: Solve for x
    x = 29,982,020,800.46/248,817.62
  6. Step 6: Final answer
    x = 120,497.98

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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.