Home / 225,410.14-338,060.39-75,611.58

Finding the Fourth Proportional to 225,410.14, 338,060.39 and 75,611.58

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Solution

The fourth proportional to 225,410.14, 338,060.39 and 75,611.58 is: 113,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,410.14 : 338,060.39 = 75,611.58 : x
  2. Step 2: Convert to fraction form
    225,410.14/338,060.39 = 75,611.58/x
  3. Step 3: Cross multiply
    225,410.14x = 338,060.39 × 75,611.58
  4. Step 4: Simplify right side
    225,410.14x = 25,561,278,577.53
  5. Step 5: Solve for x
    x = 25,561,278,577.53/225,410.14
  6. Step 6: Final answer
    x = 113,398.97

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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.