Home / 50,231.38-75,364.61-31,489.25

Finding the Fourth Proportional to 50,231.38, 75,364.61 and 31,489.25

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Solution

The fourth proportional to 50,231.38, 75,364.61 and 31,489.25 is: 47,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,231.38 : 75,364.61 = 31,489.25 : x
  2. Step 2: Convert to fraction form
    50,231.38/75,364.61 = 31,489.25/x
  3. Step 3: Cross multiply
    50,231.38x = 75,364.61 × 31,489.25
  4. Step 4: Simplify right side
    50,231.38x = 2,373,174,668.62
  5. Step 5: Solve for x
    x = 2,373,174,668.62/50,231.38
  6. Step 6: Final answer
    x = 47,244.86

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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.