Home / 126,390.22-189,572.73-32,895.98

Finding the Fourth Proportional to 126,390.22, 189,572.73 and 32,895.98

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Solution

The fourth proportional to 126,390.22, 189,572.73 and 32,895.98 is: 49,340.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,390.22 : 189,572.73 = 32,895.98 : x
  2. Step 2: Convert to fraction form
    126,390.22/189,572.73 = 32,895.98/x
  3. Step 3: Cross multiply
    126,390.22x = 189,572.73 × 32,895.98
  4. Step 4: Simplify right side
    126,390.22x = 6,236,180,734.63
  5. Step 5: Solve for x
    x = 6,236,180,734.63/126,390.22
  6. Step 6: Final answer
    x = 49,340.69

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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.