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Finding the Fourth Proportional to 191.56, 285.50 and 183.52

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Solution

The fourth proportional to 191.56, 285.50 and 183.52 is: 273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191.56 : 285.50 = 183.52 : x
  2. Step 2: Convert to fraction form
    191.56/285.50 = 183.52/x
  3. Step 3: Cross multiply
    191.56x = 285.50 × 183.52
  4. Step 4: Simplify right side
    191.56x = 52,394.96
  5. Step 5: Solve for x
    x = 52,394.96/191.56
  6. Step 6: Final answer
    x = 273.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.