Home / 146,067.52-201,555.84-82,401.60

Finding the Fourth Proportional to 146,067.52, 201,555.84 and 82,401.60

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Solution

The fourth proportional to 146,067.52, 201,555.84 and 82,401.60 is: 113,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,067.52 : 201,555.84 = 82,401.60 : x
  2. Step 2: Convert to fraction form
    146,067.52/201,555.84 = 82,401.60/x
  3. Step 3: Cross multiply
    146,067.52x = 201,555.84 × 82,401.60
  4. Step 4: Simplify right side
    146,067.52x = 16,608,523,705.34
  5. Step 5: Solve for x
    x = 16,608,523,705.34/146,067.52
  6. Step 6: Final answer
    x = 113,704.43

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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.