Home / 233,245.35-321,874.68-131,270.80

Finding the Fourth Proportional to 233,245.35, 321,874.68 and 131,270.80

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Solution

The fourth proportional to 233,245.35, 321,874.68 and 131,270.80 is: 181,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,245.35 : 321,874.68 = 131,270.80 : x
  2. Step 2: Convert to fraction form
    233,245.35/321,874.68 = 131,270.80/x
  3. Step 3: Cross multiply
    233,245.35x = 321,874.68 × 131,270.80
  4. Step 4: Simplify right side
    233,245.35x = 42,252,746,743.34
  5. Step 5: Solve for x
    x = 42,252,746,743.34/233,245.35
  6. Step 6: Final answer
    x = 181,151.51

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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.