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Finding the Fourth Proportional to 49.29, 68.00 and 35.33

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Solution

The fourth proportional to 49.29, 68.00 and 35.33 is: 48.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.29 : 68.00 = 35.33 : x
  2. Step 2: Convert to fraction form
    49.29/68.00 = 35.33/x
  3. Step 3: Cross multiply
    49.29x = 68.00 × 35.33
  4. Step 4: Simplify right side
    49.29x = 2,402.19
  5. Step 5: Solve for x
    x = 2,402.19/49.29
  6. Step 6: Final answer
    x = 48.74

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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.