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Finding the Fourth Proportional to 192.96, 266.29 and 110.03

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Solution

The fourth proportional to 192.96, 266.29 and 110.03 is: 151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.96 : 266.29 = 110.03 : x
  2. Step 2: Convert to fraction form
    192.96/266.29 = 110.03/x
  3. Step 3: Cross multiply
    192.96x = 266.29 × 110.03
  4. Step 4: Simplify right side
    192.96x = 29,299.89
  5. Step 5: Solve for x
    x = 29,299.89/192.96
  6. Step 6: Final answer
    x = 151.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.