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Finding the Fourth Proportional to 182.97, 274.28 and 101.64

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Solution

The fourth proportional to 182.97, 274.28 and 101.64 is: 152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.97 : 274.28 = 101.64 : x
  2. Step 2: Convert to fraction form
    182.97/274.28 = 101.64/x
  3. Step 3: Cross multiply
    182.97x = 274.28 × 101.64
  4. Step 4: Simplify right side
    182.97x = 27,878.34
  5. Step 5: Solve for x
    x = 27,878.34/182.97
  6. Step 6: Final answer
    x = 152.37

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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.