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Finding the Fourth Proportional to 125.03, 185.97 and 114.08

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Solution

The fourth proportional to 125.03, 185.97 and 114.08 is: 169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125.03 : 185.97 = 114.08 : x
  2. Step 2: Convert to fraction form
    125.03/185.97 = 114.08/x
  3. Step 3: Cross multiply
    125.03x = 185.97 × 114.08
  4. Step 4: Simplify right side
    125.03x = 21,214.96
  5. Step 5: Solve for x
    x = 21,214.96/125.03
  6. Step 6: Final answer
    x = 169.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.