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Finding the Fourth Proportional to 62.00, 92.49 and 60.64

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Solution

The fourth proportional to 62.00, 92.49 and 60.64 is: 90.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.00 : 92.49 = 60.64 : x
  2. Step 2: Convert to fraction form
    62.00/92.49 = 60.64/x
  3. Step 3: Cross multiply
    62.00x = 92.49 × 60.64
  4. Step 4: Simplify right side
    62.00x = 5,608.36
  5. Step 5: Solve for x
    x = 5,608.36/62.00
  6. Step 6: Final answer
    x = 90.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.