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Finding the Fourth Proportional to 264.53, 364.64 and 181.51

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Solution

The fourth proportional to 264.53, 364.64 and 181.51 is: 250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.53 : 364.64 = 181.51 : x
  2. Step 2: Convert to fraction form
    264.53/364.64 = 181.51/x
  3. Step 3: Cross multiply
    264.53x = 364.64 × 181.51
  4. Step 4: Simplify right side
    264.53x = 66,185.81
  5. Step 5: Solve for x
    x = 66,185.81/264.53
  6. Step 6: Final answer
    x = 250.20

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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.