Home / 126,082.08-189,133.68-32,589.60

Finding the Fourth Proportional to 126,082.08, 189,133.68 and 32,589.60

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Solution

The fourth proportional to 126,082.08, 189,133.68 and 32,589.60 is: 48,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,082.08 : 189,133.68 = 32,589.60 : x
  2. Step 2: Convert to fraction form
    126,082.08/189,133.68 = 32,589.60/x
  3. Step 3: Cross multiply
    126,082.08x = 189,133.68 × 32,589.60
  4. Step 4: Simplify right side
    126,082.08x = 6,163,790,977.73
  5. Step 5: Solve for x
    x = 6,163,790,977.73/126,082.08
  6. Step 6: Final answer
    x = 48,887.13

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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.