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Finding the Fourth Proportional to 301, 451.49 and 95.58

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Solution

The fourth proportional to 301, 451.49 and 95.58 is: 143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301 : 451.49 = 95.58 : x
  2. Step 2: Convert to fraction form
    301/451.49 = 95.58/x
  3. Step 3: Cross multiply
    301x = 451.49 × 95.58
  4. Step 4: Simplify right side
    301x = 43,153.41
  5. Step 5: Solve for x
    x = 43,153.41/301
  6. Step 6: Final answer
    x = 143.37

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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.