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Finding the Fourth Proportional to 134.84, 201.80 and 96.32

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Solution

The fourth proportional to 134.84, 201.80 and 96.32 is: 144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.84 : 201.80 = 96.32 : x
  2. Step 2: Convert to fraction form
    134.84/201.80 = 96.32/x
  3. Step 3: Cross multiply
    134.84x = 201.80 × 96.32
  4. Step 4: Simplify right side
    134.84x = 19,437.38
  5. Step 5: Solve for x
    x = 19,437.38/134.84
  6. Step 6: Final answer
    x = 144.15

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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.