Home / 233,245.07-321,874.16-131,270.42

Finding the Fourth Proportional to 233,245.07, 321,874.16 and 131,270.42

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Solution

The fourth proportional to 233,245.07, 321,874.16 and 131,270.42 is: 181,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,245.07 : 321,874.16 = 131,270.42 : x
  2. Step 2: Convert to fraction form
    233,245.07/321,874.16 = 131,270.42/x
  3. Step 3: Cross multiply
    233,245.07x = 321,874.16 × 131,270.42
  4. Step 4: Simplify right side
    233,245.07x = 42,252,556,318.68
  5. Step 5: Solve for x
    x = 42,252,556,318.68/233,245.07
  6. Step 6: Final answer
    x = 181,150.91

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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.