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Finding the Fourth Proportional to 264.09, 395.99 and 101.73

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Solution

The fourth proportional to 264.09, 395.99 and 101.73 is: 152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.09 : 395.99 = 101.73 : x
  2. Step 2: Convert to fraction form
    264.09/395.99 = 101.73/x
  3. Step 3: Cross multiply
    264.09x = 395.99 × 101.73
  4. Step 4: Simplify right side
    264.09x = 40,284.06
  5. Step 5: Solve for x
    x = 40,284.06/264.09
  6. Step 6: Final answer
    x = 152.54

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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.