Home / 126,389.52-189,583.68-32,895.12

Finding the Fourth Proportional to 126,389.52, 189,583.68 and 32,895.12

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Solution

The fourth proportional to 126,389.52, 189,583.68 and 32,895.12 is: 49,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,389.52 : 189,583.68 = 32,895.12 : x
  2. Step 2: Convert to fraction form
    126,389.52/189,583.68 = 32,895.12/x
  3. Step 3: Cross multiply
    126,389.52x = 189,583.68 × 32,895.12
  4. Step 4: Simplify right side
    126,389.52x = 6,236,377,903.64
  5. Step 5: Solve for x
    x = 6,236,377,903.64/126,389.52
  6. Step 6: Final answer
    x = 49,342.52

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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.