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Finding the Fourth Proportional to 151.29, 226.93 and 48.62

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Solution

The fourth proportional to 151.29, 226.93 and 48.62 is: 72.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.29 : 226.93 = 48.62 : x
  2. Step 2: Convert to fraction form
    151.29/226.93 = 48.62/x
  3. Step 3: Cross multiply
    151.29x = 226.93 × 48.62
  4. Step 4: Simplify right side
    151.29x = 11,033.34
  5. Step 5: Solve for x
    x = 11,033.34/151.29
  6. Step 6: Final answer
    x = 72.93

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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.