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Finding the Fourth Proportional to 237.48, 356.28 and 146.02

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Solution

The fourth proportional to 237.48, 356.28 and 146.02 is: 219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.48 : 356.28 = 146.02 : x
  2. Step 2: Convert to fraction form
    237.48/356.28 = 146.02/x
  3. Step 3: Cross multiply
    237.48x = 356.28 × 146.02
  4. Step 4: Simplify right side
    237.48x = 52,024.01
  5. Step 5: Solve for x
    x = 52,024.01/237.48
  6. Step 6: Final answer
    x = 219.07

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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.