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Finding the Fourth Proportional to 177.14, 265.83 and 122.94

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Solution

The fourth proportional to 177.14, 265.83 and 122.94 is: 184.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.14 : 265.83 = 122.94 : x
  2. Step 2: Convert to fraction form
    177.14/265.83 = 122.94/x
  3. Step 3: Cross multiply
    177.14x = 265.83 × 122.94
  4. Step 4: Simplify right side
    177.14x = 32,681.14
  5. Step 5: Solve for x
    x = 32,681.14/177.14
  6. Step 6: Final answer
    x = 184.49

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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.