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Finding the Fourth Proportional to 191.36, 265.30 and 184.68

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Solution

The fourth proportional to 191.36, 265.30 and 184.68 is: 256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191.36 : 265.30 = 184.68 : x
  2. Step 2: Convert to fraction form
    191.36/265.30 = 184.68/x
  3. Step 3: Cross multiply
    191.36x = 265.30 × 184.68
  4. Step 4: Simplify right side
    191.36x = 48,995.60
  5. Step 5: Solve for x
    x = 48,995.60/191.36
  6. Step 6: Final answer
    x = 256.04

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.