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Finding the Fourth Proportional to 191.88, 262.98 and 184.32

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Solution

The fourth proportional to 191.88, 262.98 and 184.32 is: 252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191.88 : 262.98 = 184.32 : x
  2. Step 2: Convert to fraction form
    191.88/262.98 = 184.32/x
  3. Step 3: Cross multiply
    191.88x = 262.98 × 184.32
  4. Step 4: Simplify right side
    191.88x = 48,472.47
  5. Step 5: Solve for x
    x = 48,472.47/191.88
  6. Step 6: Final answer
    x = 252.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.