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Finding the Fourth Proportional to 172,245.50, 237,706.70 and 95,772.44

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Solution

The fourth proportional to 172,245.50, 237,706.70 and 95,772.44 is: 132,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,245.50 : 237,706.70 = 95,772.44 : x
  2. Step 2: Convert to fraction form
    172,245.50/237,706.70 = 95,772.44/x
  3. Step 3: Cross multiply
    172,245.50x = 237,706.70 × 95,772.44
  4. Step 4: Simplify right side
    172,245.50x = 22,765,750,663.35
  5. Step 5: Solve for x
    x = 22,765,750,663.35/172,245.50
  6. Step 6: Final answer
    x = 132,170.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.