Home / 270,819.21-373,729.85-156,096.92

Finding the Fourth Proportional to 270,819.21, 373,729.85 and 156,096.92

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Solution

The fourth proportional to 270,819.21, 373,729.85 and 156,096.92 is: 215,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,819.21 : 373,729.85 = 156,096.92 : x
  2. Step 2: Convert to fraction form
    270,819.21/373,729.85 = 156,096.92/x
  3. Step 3: Cross multiply
    270,819.21x = 373,729.85 × 156,096.92
  4. Step 4: Simplify right side
    270,819.21x = 58,338,079,236.27
  5. Step 5: Solve for x
    x = 58,338,079,236.27/270,819.21
  6. Step 6: Final answer
    x = 215,413.37

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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.