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Finding the Fourth Proportional to 248.73, 373.04 and 146.22

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Solution

The fourth proportional to 248.73, 373.04 and 146.22 is: 219.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.73 : 373.04 = 146.22 : x
  2. Step 2: Convert to fraction form
    248.73/373.04 = 146.22/x
  3. Step 3: Cross multiply
    248.73x = 373.04 × 146.22
  4. Step 4: Simplify right side
    248.73x = 54,545.47
  5. Step 5: Solve for x
    x = 54,545.47/248.73
  6. Step 6: Final answer
    x = 219.29

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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.