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Finding the Fourth Proportional to 237.52, 356.34 and 100.49

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Solution

The fourth proportional to 237.52, 356.34 and 100.49 is: 150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.52 : 356.34 = 100.49 : x
  2. Step 2: Convert to fraction form
    237.52/356.34 = 100.49/x
  3. Step 3: Cross multiply
    237.52x = 356.34 × 100.49
  4. Step 4: Simplify right side
    237.52x = 35,808.61
  5. Step 5: Solve for x
    x = 35,808.61/237.52
  6. Step 6: Final answer
    x = 150.76

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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.