Home / 130,249.55-195,381.93-50,287.97

Finding the Fourth Proportional to 130,249.55, 195,381.93 and 50,287.97

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Solution

The fourth proportional to 130,249.55, 195,381.93 and 50,287.97 is: 75,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,249.55 : 195,381.93 = 50,287.97 : x
  2. Step 2: Convert to fraction form
    130,249.55/195,381.93 = 50,287.97/x
  3. Step 3: Cross multiply
    130,249.55x = 195,381.93 × 50,287.97
  4. Step 4: Simplify right side
    130,249.55x = 9,825,360,634.38
  5. Step 5: Solve for x
    x = 9,825,360,634.38/130,249.55
  6. Step 6: Final answer
    x = 75,434.89

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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.