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Finding the Fourth Proportional to 301.31, 452.03 and 95.89

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Solution

The fourth proportional to 301.31, 452.03 and 95.89 is: 143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.31 : 452.03 = 95.89 : x
  2. Step 2: Convert to fraction form
    301.31/452.03 = 95.89/x
  3. Step 3: Cross multiply
    301.31x = 452.03 × 95.89
  4. Step 4: Simplify right side
    301.31x = 43,345.16
  5. Step 5: Solve for x
    x = 43,345.16/301.31
  6. Step 6: Final answer
    x = 143.86

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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.