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Finding the Fourth Proportional to 134.38, 201.57 and 62.16

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Solution

The fourth proportional to 134.38, 201.57 and 62.16 is: 93.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.38 : 201.57 = 62.16 : x
  2. Step 2: Convert to fraction form
    134.38/201.57 = 62.16/x
  3. Step 3: Cross multiply
    134.38x = 201.57 × 62.16
  4. Step 4: Simplify right side
    134.38x = 12,529.59
  5. Step 5: Solve for x
    x = 12,529.59/134.38
  6. Step 6: Final answer
    x = 93.24

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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.