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Finding the Fourth Proportional to 151.23, 226.93 and 59.92

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Solution

The fourth proportional to 151.23, 226.93 and 59.92 is: 89.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.23 : 226.93 = 59.92 : x
  2. Step 2: Convert to fraction form
    151.23/226.93 = 59.92/x
  3. Step 3: Cross multiply
    151.23x = 226.93 × 59.92
  4. Step 4: Simplify right side
    151.23x = 13,597.65
  5. Step 5: Solve for x
    x = 13,597.65/151.23
  6. Step 6: Final answer
    x = 89.91

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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.