Home / 126,183.36-189,267.64-47,291

Finding the Fourth Proportional to 126,183.36, 189,267.64 and 47,291

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Solution

The fourth proportional to 126,183.36, 189,267.64 and 47,291 is: 70,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,183.36 : 189,267.64 = 47,291 : x
  2. Step 2: Convert to fraction form
    126,183.36/189,267.64 = 47,291/x
  3. Step 3: Cross multiply
    126,183.36x = 189,267.64 × 47,291
  4. Step 4: Simplify right side
    126,183.36x = 8,950,655,963.24
  5. Step 5: Solve for x
    x = 8,950,655,963.24/126,183.36
  6. Step 6: Final answer
    x = 70,933.73

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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.