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Finding the Fourth Proportional to 237.26, 356.03 and 100.29

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Solution

The fourth proportional to 237.26, 356.03 and 100.29 is: 150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.26 : 356.03 = 100.29 : x
  2. Step 2: Convert to fraction form
    237.26/356.03 = 100.29/x
  3. Step 3: Cross multiply
    237.26x = 356.03 × 100.29
  4. Step 4: Simplify right side
    237.26x = 35,706.64
  5. Step 5: Solve for x
    x = 35,706.64/237.26
  6. Step 6: Final answer
    x = 150.50

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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.