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Finding the Fourth Proportional to 301.62, 452.45 and 96.13

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Solution

The fourth proportional to 301.62, 452.45 and 96.13 is: 144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.62 : 452.45 = 96.13 : x
  2. Step 2: Convert to fraction form
    301.62/452.45 = 96.13/x
  3. Step 3: Cross multiply
    301.62x = 452.45 × 96.13
  4. Step 4: Simplify right side
    301.62x = 43,494.82
  5. Step 5: Solve for x
    x = 43,494.82/301.62
  6. Step 6: Final answer
    x = 144.20

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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.