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Finding the Fourth Proportional to 177.68, 266.03 and 92.00

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Solution

The fourth proportional to 177.68, 266.03 and 92.00 is: 137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.68 : 266.03 = 92.00 : x
  2. Step 2: Convert to fraction form
    177.68/266.03 = 92.00/x
  3. Step 3: Cross multiply
    177.68x = 266.03 × 92.00
  4. Step 4: Simplify right side
    177.68x = 24,473.43
  5. Step 5: Solve for x
    x = 24,473.43/177.68
  6. Step 6: Final answer
    x = 137.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.