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Finding the Fourth Proportional to 301.88, 452.86 and 106.93

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Solution

The fourth proportional to 301.88, 452.86 and 106.93 is: 160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.88 : 452.86 = 106.93 : x
  2. Step 2: Convert to fraction form
    301.88/452.86 = 106.93/x
  3. Step 3: Cross multiply
    301.88x = 452.86 × 106.93
  4. Step 4: Simplify right side
    301.88x = 48,424.32
  5. Step 5: Solve for x
    x = 48,424.32/301.88
  6. Step 6: Final answer
    x = 160.41

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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.