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Finding the Fourth Proportional to 125,843.43, 188,797.82 and 46,958.25

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Solution

The fourth proportional to 125,843.43, 188,797.82 and 46,958.25 is: 70,449.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,843.43 : 188,797.82 = 46,958.25 : x
  2. Step 2: Convert to fraction form
    125,843.43/188,797.82 = 46,958.25/x
  3. Step 3: Cross multiply
    125,843.43x = 188,797.82 × 46,958.25
  4. Step 4: Simplify right side
    125,843.43x = 8,865,615,231.02
  5. Step 5: Solve for x
    x = 8,865,615,231.02/125,843.43
  6. Step 6: Final answer
    x = 70,449.57

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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.