Home / 204,639.46-282,364.98-113,993.18

Finding the Fourth Proportional to 204,639.46, 282,364.98 and 113,993.18

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Solution

The fourth proportional to 204,639.46, 282,364.98 and 113,993.18 is: 157,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,639.46 : 282,364.98 = 113,993.18 : x
  2. Step 2: Convert to fraction form
    204,639.46/282,364.98 = 113,993.18/x
  3. Step 3: Cross multiply
    204,639.46x = 282,364.98 × 113,993.18
  4. Step 4: Simplify right side
    204,639.46x = 32,187,681,990.84
  5. Step 5: Solve for x
    x = 32,187,681,990.84/204,639.46
  6. Step 6: Final answer
    x = 157,289.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.