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Finding the Fourth Proportional to 192.05, 288.08 and 62.06

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Solution

The fourth proportional to 192.05, 288.08 and 62.06 is: 93.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.05 : 288.08 = 62.06 : x
  2. Step 2: Convert to fraction form
    192.05/288.08 = 62.06/x
  3. Step 3: Cross multiply
    192.05x = 288.08 × 62.06
  4. Step 4: Simplify right side
    192.05x = 17,879.03
  5. Step 5: Solve for x
    x = 17,879.03/192.05
  6. Step 6: Final answer
    x = 93.09

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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.