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Finding the Fourth Proportional to 182.00, 272.90 and 60.20

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Solution

The fourth proportional to 182.00, 272.90 and 60.20 is: 90.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.00 : 272.90 = 60.20 : x
  2. Step 2: Convert to fraction form
    182.00/272.90 = 60.20/x
  3. Step 3: Cross multiply
    182.00x = 272.90 × 60.20
  4. Step 4: Simplify right side
    182.00x = 16,426.91
  5. Step 5: Solve for x
    x = 16,426.91/182.00
  6. Step 6: Final answer
    x = 90.26

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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.