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Finding the Fourth Proportional to 46.07, 68.97 and 34.69

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Solution

The fourth proportional to 46.07, 68.97 and 34.69 is: 51.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.07 : 68.97 = 34.69 : x
  2. Step 2: Convert to fraction form
    46.07/68.97 = 34.69/x
  3. Step 3: Cross multiply
    46.07x = 68.97 × 34.69
  4. Step 4: Simplify right side
    46.07x = 2,392.40
  5. Step 5: Solve for x
    x = 2,392.40/46.07
  6. Step 6: Final answer
    x = 51.93

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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.