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Finding the Fourth Proportional to 260,180.96, 359,067.87 and 145,481.94

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Solution

The fourth proportional to 260,180.96, 359,067.87 and 145,481.94 is: 200,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,180.96 : 359,067.87 = 145,481.94 : x
  2. Step 2: Convert to fraction form
    260,180.96/359,067.87 = 145,481.94/x
  3. Step 3: Cross multiply
    260,180.96x = 359,067.87 × 145,481.94
  4. Step 4: Simplify right side
    260,180.96x = 52,237,890,319.27
  5. Step 5: Solve for x
    x = 52,237,890,319.27/260,180.96
  6. Step 6: Final answer
    x = 200,775.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.