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Finding the Fourth Proportional to 216.11, 324.16 and 62.01

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Solution

The fourth proportional to 216.11, 324.16 and 62.01 is: 93.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    216.11 : 324.16 = 62.01 : x
  2. Step 2: Convert to fraction form
    216.11/324.16 = 62.01/x
  3. Step 3: Cross multiply
    216.11x = 324.16 × 62.01
  4. Step 4: Simplify right side
    216.11x = 20,100.82
  5. Step 5: Solve for x
    x = 20,100.82/216.11
  6. Step 6: Final answer
    x = 93.01

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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.