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Finding the Fourth Proportional to 192.08, 265.06 and 167.52

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Solution

The fourth proportional to 192.08, 265.06 and 167.52 is: 231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.08 : 265.06 = 167.52 : x
  2. Step 2: Convert to fraction form
    192.08/265.06 = 167.52/x
  3. Step 3: Cross multiply
    192.08x = 265.06 × 167.52
  4. Step 4: Simplify right side
    192.08x = 44,402.85
  5. Step 5: Solve for x
    x = 44,402.85/192.08
  6. Step 6: Final answer
    x = 231.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.