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Finding the Fourth Proportional to 264.68, 365.12 and 181.64

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Solution

The fourth proportional to 264.68, 365.12 and 181.64 is: 250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.68 : 365.12 = 181.64 : x
  2. Step 2: Convert to fraction form
    264.68/365.12 = 181.64/x
  3. Step 3: Cross multiply
    264.68x = 365.12 × 181.64
  4. Step 4: Simplify right side
    264.68x = 66,320.40
  5. Step 5: Solve for x
    x = 66,320.40/264.68
  6. Step 6: Final answer
    x = 250.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.