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Finding the Fourth Proportional to 134.29, 201.16 and 61.93

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Solution

The fourth proportional to 134.29, 201.16 and 61.93 is: 92.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.29 : 201.16 = 61.93 : x
  2. Step 2: Convert to fraction form
    134.29/201.16 = 61.93/x
  3. Step 3: Cross multiply
    134.29x = 201.16 × 61.93
  4. Step 4: Simplify right side
    134.29x = 12,457.84
  5. Step 5: Solve for x
    x = 12,457.84/134.29
  6. Step 6: Final answer
    x = 92.77

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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.