Home / 232,784.25-321,231.90-135,997.08

Finding the Fourth Proportional to 232,784.25, 321,231.90 and 135,997.08

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Solution

The fourth proportional to 232,784.25, 321,231.90 and 135,997.08 is: 187,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,784.25 : 321,231.90 = 135,997.08 : x
  2. Step 2: Convert to fraction form
    232,784.25/321,231.90 = 135,997.08/x
  3. Step 3: Cross multiply
    232,784.25x = 321,231.90 × 135,997.08
  4. Step 4: Simplify right side
    232,784.25x = 43,686,600,402.85
  5. Step 5: Solve for x
    x = 43,686,600,402.85/232,784.25
  6. Step 6: Final answer
    x = 187,669.91

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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.