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Finding the Fourth Proportional to 62.10, 93.17 and 35.10

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Solution

The fourth proportional to 62.10, 93.17 and 35.10 is: 52.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.10 : 93.17 = 35.10 : x
  2. Step 2: Convert to fraction form
    62.10/93.17 = 35.10/x
  3. Step 3: Cross multiply
    62.10x = 93.17 × 35.10
  4. Step 4: Simplify right side
    62.10x = 3,270.27
  5. Step 5: Solve for x
    x = 3,270.27/62.10
  6. Step 6: Final answer
    x = 52.66

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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.