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Finding the Fourth Proportional to 177.50, 265.70 and 150.23

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Solution

The fourth proportional to 177.50, 265.70 and 150.23 is: 224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.50 : 265.70 = 150.23 : x
  2. Step 2: Convert to fraction form
    177.50/265.70 = 150.23/x
  3. Step 3: Cross multiply
    177.50x = 265.70 × 150.23
  4. Step 4: Simplify right side
    177.50x = 39,915.16
  5. Step 5: Solve for x
    x = 39,915.16/177.50
  6. Step 6: Final answer
    x = 224.88

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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.