Home / 126,234.96-189,572.88-116,359.44

Finding the Fourth Proportional to 126,234.96, 189,572.88 and 116,359.44

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Solution

The fourth proportional to 126,234.96, 189,572.88 and 116,359.44 is: 174,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,234.96 : 189,572.88 = 116,359.44 : x
  2. Step 2: Convert to fraction form
    126,234.96/189,572.88 = 116,359.44/x
  3. Step 3: Cross multiply
    126,234.96x = 189,572.88 × 116,359.44
  4. Step 4: Simplify right side
    126,234.96x = 22,058,594,155.99
  5. Step 5: Solve for x
    x = 22,058,594,155.99/126,234.96
  6. Step 6: Final answer
    x = 174,742.35

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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.