Home / 50,108.36-75,163.44-18,086.13

Finding the Fourth Proportional to 50,108.36, 75,163.44 and 18,086.13

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Solution

The fourth proportional to 50,108.36, 75,163.44 and 18,086.13 is: 27,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,108.36 : 75,163.44 = 18,086.13 : x
  2. Step 2: Convert to fraction form
    50,108.36/75,163.44 = 18,086.13/x
  3. Step 3: Cross multiply
    50,108.36x = 75,163.44 × 18,086.13
  4. Step 4: Simplify right side
    50,108.36x = 1,359,415,747.09
  5. Step 5: Solve for x
    x = 1,359,415,747.09/50,108.36
  6. Step 6: Final answer
    x = 27,129.52

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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.