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Finding the Fourth Proportional to 250.05, 374.87 and 176.95

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Solution

The fourth proportional to 250.05, 374.87 and 176.95 is: 265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.05 : 374.87 = 176.95 : x
  2. Step 2: Convert to fraction form
    250.05/374.87 = 176.95/x
  3. Step 3: Cross multiply
    250.05x = 374.87 × 176.95
  4. Step 4: Simplify right side
    250.05x = 66,332.75
  5. Step 5: Solve for x
    x = 66,332.75/250.05
  6. Step 6: Final answer
    x = 265.28

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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.