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Finding the Fourth Proportional to 182.35, 273.33 and 117.15

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Solution

The fourth proportional to 182.35, 273.33 and 117.15 is: 175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.35 : 273.33 = 117.15 : x
  2. Step 2: Convert to fraction form
    182.35/273.33 = 117.15/x
  3. Step 3: Cross multiply
    182.35x = 273.33 × 117.15
  4. Step 4: Simplify right side
    182.35x = 32,020.61
  5. Step 5: Solve for x
    x = 32,020.61/182.35
  6. Step 6: Final answer
    x = 175.60

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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.