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Finding the Fourth Proportional to 227,571, 341,372.91 and 87,329.63

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Solution

The fourth proportional to 227,571, 341,372.91 and 87,329.63 is: 131,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,571 : 341,372.91 = 87,329.63 : x
  2. Step 2: Convert to fraction form
    227,571/341,372.91 = 87,329.63/x
  3. Step 3: Cross multiply
    227,571x = 341,372.91 × 87,329.63
  4. Step 4: Simplify right side
    227,571x = 29,811,968,215.46
  5. Step 5: Solve for x
    x = 29,811,968,215.46/227,571
  6. Step 6: Final answer
    x = 131,000.73

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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.