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Finding the Fourth Proportional to 182.62, 272.62 and 176.21

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Solution

The fourth proportional to 182.62, 272.62 and 176.21 is: 263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.62 : 272.62 = 176.21 : x
  2. Step 2: Convert to fraction form
    182.62/272.62 = 176.21/x
  3. Step 3: Cross multiply
    182.62x = 272.62 × 176.21
  4. Step 4: Simplify right side
    182.62x = 48,038.75
  5. Step 5: Solve for x
    x = 48,038.75/182.62
  6. Step 6: Final answer
    x = 263.06

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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.