Home / 232,975.56-321,428.97-189,880.95

Finding the Fourth Proportional to 232,975.56, 321,428.97 and 189,880.95

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Solution

The fourth proportional to 232,975.56, 321,428.97 and 189,880.95 is: 261,972.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,975.56 : 321,428.97 = 189,880.95 : x
  2. Step 2: Convert to fraction form
    232,975.56/321,428.97 = 189,880.95/x
  3. Step 3: Cross multiply
    232,975.56x = 321,428.97 × 189,880.95
  4. Step 4: Simplify right side
    232,975.56x = 61,033,238,181.12
  5. Step 5: Solve for x
    x = 61,033,238,181.12/232,975.56
  6. Step 6: Final answer
    x = 261,972.71

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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.