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Finding the Fourth Proportional to 227,531.50, 341,031.50 and 171,190.60

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Solution

The fourth proportional to 227,531.50, 341,031.50 and 171,190.60 is: 256,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531.50 : 341,031.50 = 171,190.60 : x
  2. Step 2: Convert to fraction form
    227,531.50/341,031.50 = 171,190.60/x
  3. Step 3: Cross multiply
    227,531.50x = 341,031.50 × 171,190.60
  4. Step 4: Simplify right side
    227,531.50x = 58,381,387,103.90
  5. Step 5: Solve for x
    x = 58,381,387,103.90/227,531.50
  6. Step 6: Final answer
    x = 256,585.95

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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.