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Finding the Fourth Proportional to 367.50, 551.26 and 93.59

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Solution

The fourth proportional to 367.50, 551.26 and 93.59 is: 140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.50 : 551.26 = 93.59 : x
  2. Step 2: Convert to fraction form
    367.50/551.26 = 93.59/x
  3. Step 3: Cross multiply
    367.50x = 551.26 × 93.59
  4. Step 4: Simplify right side
    367.50x = 51,592.42
  5. Step 5: Solve for x
    x = 51,592.42/367.50
  6. Step 6: Final answer
    x = 140.39

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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.