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Finding the Fourth Proportional to 62.33, 93.03 and 55.50

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Solution

The fourth proportional to 62.33, 93.03 and 55.50 is: 82.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.33 : 93.03 = 55.50 : x
  2. Step 2: Convert to fraction form
    62.33/93.03 = 55.50/x
  3. Step 3: Cross multiply
    62.33x = 93.03 × 55.50
  4. Step 4: Simplify right side
    62.33x = 5,163.17
  5. Step 5: Solve for x
    x = 5,163.17/62.33
  6. Step 6: Final answer
    x = 82.83

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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.