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Finding the Fourth Proportional to 134.02, 184.70 and 97.11

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Solution

The fourth proportional to 134.02, 184.70 and 97.11 is: 133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.02 : 184.70 = 97.11 : x
  2. Step 2: Convert to fraction form
    134.02/184.70 = 97.11/x
  3. Step 3: Cross multiply
    134.02x = 184.70 × 97.11
  4. Step 4: Simplify right side
    134.02x = 17,936.22
  5. Step 5: Solve for x
    x = 17,936.22/134.02
  6. Step 6: Final answer
    x = 133.83

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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.