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Finding the Fourth Proportional to 151.26, 226.97 and 70.01

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Solution

The fourth proportional to 151.26, 226.97 and 70.01 is: 105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.26 : 226.97 = 70.01 : x
  2. Step 2: Convert to fraction form
    151.26/226.97 = 70.01/x
  3. Step 3: Cross multiply
    151.26x = 226.97 × 70.01
  4. Step 4: Simplify right side
    151.26x = 15,888.68
  5. Step 5: Solve for x
    x = 15,888.68/151.26
  6. Step 6: Final answer
    x = 105.04

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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.