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Finding the Fourth Proportional to 337.14, 505.77 and 106.05

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Solution

The fourth proportional to 337.14, 505.77 and 106.05 is: 159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.14 : 505.77 = 106.05 : x
  2. Step 2: Convert to fraction form
    337.14/505.77 = 106.05/x
  3. Step 3: Cross multiply
    337.14x = 505.77 × 106.05
  4. Step 4: Simplify right side
    337.14x = 53,636.91
  5. Step 5: Solve for x
    x = 53,636.91/337.14
  6. Step 6: Final answer
    x = 159.09

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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.