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Finding the Fourth Proportional to 237.48, 356.28 and 100.59

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Solution

The fourth proportional to 237.48, 356.28 and 100.59 is: 150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.48 : 356.28 = 100.59 : x
  2. Step 2: Convert to fraction form
    237.48/356.28 = 100.59/x
  3. Step 3: Cross multiply
    237.48x = 356.28 × 100.59
  4. Step 4: Simplify right side
    237.48x = 35,838.21
  5. Step 5: Solve for x
    x = 35,838.21/237.48
  6. Step 6: Final answer
    x = 150.91

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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.