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Finding the Fourth Proportional to 269.00, 371.25 and 151.01

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Solution

The fourth proportional to 269.00, 371.25 and 151.01 is: 208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.00 : 371.25 = 151.01 : x
  2. Step 2: Convert to fraction form
    269.00/371.25 = 151.01/x
  3. Step 3: Cross multiply
    269.00x = 371.25 × 151.01
  4. Step 4: Simplify right side
    269.00x = 56,062.79
  5. Step 5: Solve for x
    x = 56,062.79/269.00
  6. Step 6: Final answer
    x = 208.41

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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.