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Finding the Fourth Proportional to 193.62, 290.04 and 150.26

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Solution

The fourth proportional to 193.62, 290.04 and 150.26 is: 225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.62 : 290.04 = 150.26 : x
  2. Step 2: Convert to fraction form
    193.62/290.04 = 150.26/x
  3. Step 3: Cross multiply
    193.62x = 290.04 × 150.26
  4. Step 4: Simplify right side
    193.62x = 43,579.96
  5. Step 5: Solve for x
    x = 43,579.96/193.62
  6. Step 6: Final answer
    x = 225.08

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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.