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Finding the Fourth Proportional to 269.98, 372.08 and 182.50

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Solution

The fourth proportional to 269.98, 372.08 and 182.50 is: 251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.98 : 372.08 = 182.50 : x
  2. Step 2: Convert to fraction form
    269.98/372.08 = 182.50/x
  3. Step 3: Cross multiply
    269.98x = 372.08 × 182.50
  4. Step 4: Simplify right side
    269.98x = 67,904.60
  5. Step 5: Solve for x
    x = 67,904.60/269.98
  6. Step 6: Final answer
    x = 251.52

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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.