Home / 146,122.20-219,380.40-93,634.20

Finding the Fourth Proportional to 146,122.20, 219,380.40 and 93,634.20

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Solution

The fourth proportional to 146,122.20, 219,380.40 and 93,634.20 is: 140,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,122.20 : 219,380.40 = 93,634.20 : x
  2. Step 2: Convert to fraction form
    146,122.20/219,380.40 = 93,634.20/x
  3. Step 3: Cross multiply
    146,122.20x = 219,380.40 × 93,634.20
  4. Step 4: Simplify right side
    146,122.20x = 20,541,508,249.68
  5. Step 5: Solve for x
    x = 20,541,508,249.68/146,122.20
  6. Step 6: Final answer
    x = 140,577.60

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1.5x scale

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.