Home / 204,639.71-282,365.27-113,993.42

Finding the Fourth Proportional to 204,639.71, 282,365.27 and 113,993.42

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Solution

The fourth proportional to 204,639.71, 282,365.27 and 113,993.42 is: 157,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,639.71 : 282,365.27 = 113,993.42 : x
  2. Step 2: Convert to fraction form
    204,639.71/282,365.27 = 113,993.42/x
  3. Step 3: Cross multiply
    204,639.71x = 282,365.27 × 113,993.42
  4. Step 4: Simplify right side
    204,639.71x = 32,187,780,834.73
  5. Step 5: Solve for x
    x = 32,187,780,834.73/204,639.71
  6. Step 6: Final answer
    x = 157,290.01

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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.