Home / 250,245.27-345,342.96-137,060.73

Finding the Fourth Proportional to 250,245.27, 345,342.96 and 137,060.73

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Solution

The fourth proportional to 250,245.27, 345,342.96 and 137,060.73 is: 189,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,245.27 : 345,342.96 = 137,060.73 : x
  2. Step 2: Convert to fraction form
    250,245.27/345,342.96 = 137,060.73/x
  3. Step 3: Cross multiply
    250,245.27x = 345,342.96 × 137,060.73
  4. Step 4: Simplify right side
    250,245.27x = 47,332,958,197.96
  5. Step 5: Solve for x
    x = 47,332,958,197.96/250,245.27
  6. Step 6: Final answer
    x = 189,146.27

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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.