Home / 232,940.76-321,435.99-136,167.27

Finding the Fourth Proportional to 232,940.76, 321,435.99 and 136,167.27

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Solution

The fourth proportional to 232,940.76, 321,435.99 and 136,167.27 is: 187,897.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,940.76 : 321,435.99 = 136,167.27 : x
  2. Step 2: Convert to fraction form
    232,940.76/321,435.99 = 136,167.27/x
  3. Step 3: Cross multiply
    232,940.76x = 321,435.99 × 136,167.27
  4. Step 4: Simplify right side
    232,940.76x = 43,769,061,238.05
  5. Step 5: Solve for x
    x = 43,769,061,238.05/232,940.76
  6. Step 6: Final answer
    x = 187,897.82

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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.