Home / 126,058.96-189,161.96-47,228.56

Finding the Fourth Proportional to 126,058.96, 189,161.96 and 47,228.56

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Solution

The fourth proportional to 126,058.96, 189,161.96 and 47,228.56 is: 70,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,058.96 : 189,161.96 = 47,228.56 : x
  2. Step 2: Convert to fraction form
    126,058.96/189,161.96 = 47,228.56/x
  3. Step 3: Cross multiply
    126,058.96x = 189,161.96 × 47,228.56
  4. Step 4: Simplify right side
    126,058.96x = 8,933,846,977.58
  5. Step 5: Solve for x
    x = 8,933,846,977.58/126,058.96
  6. Step 6: Final answer
    x = 70,870.38

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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.