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Finding the Fourth Proportional to 134.02, 184.97 and 97.30

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Solution

The fourth proportional to 134.02, 184.97 and 97.30 is: 134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.02 : 184.97 = 97.30 : x
  2. Step 2: Convert to fraction form
    134.02/184.97 = 97.30/x
  3. Step 3: Cross multiply
    134.02x = 184.97 × 97.30
  4. Step 4: Simplify right side
    134.02x = 17,997.58
  5. Step 5: Solve for x
    x = 17,997.58/134.02
  6. Step 6: Final answer
    x = 134.29

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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.