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Finding the Fourth Proportional to 151.06, 226.44 and 65.62

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Solution

The fourth proportional to 151.06, 226.44 and 65.62 is: 98.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.06 : 226.44 = 65.62 : x
  2. Step 2: Convert to fraction form
    151.06/226.44 = 65.62/x
  3. Step 3: Cross multiply
    151.06x = 226.44 × 65.62
  4. Step 4: Simplify right side
    151.06x = 14,858.99
  5. Step 5: Solve for x
    x = 14,858.99/151.06
  6. Step 6: Final answer
    x = 98.36

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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.