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Finding the Fourth Proportional to 134.84, 203.76 and 134.84

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Solution

The fourth proportional to 134.84, 203.76 and 134.84 is: 203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.84 : 203.76 = 134.84 : x
  2. Step 2: Convert to fraction form
    134.84/203.76 = 134.84/x
  3. Step 3: Cross multiply
    134.84x = 203.76 × 134.84
  4. Step 4: Simplify right side
    134.84x = 27,475.00
  5. Step 5: Solve for x
    x = 27,475.00/134.84
  6. Step 6: Final answer
    x = 203.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.