Home / 233,093.49-321,659.67-131,120.97

Finding the Fourth Proportional to 233,093.49, 321,659.67 and 131,120.97

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Solution

The fourth proportional to 233,093.49, 321,659.67 and 131,120.97 is: 180,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,093.49 : 321,659.67 = 131,120.97 : x
  2. Step 2: Convert to fraction form
    233,093.49/321,659.67 = 131,120.97/x
  3. Step 3: Cross multiply
    233,093.49x = 321,659.67 × 131,120.97
  4. Step 4: Simplify right side
    233,093.49x = 42,176,327,940.28
  5. Step 5: Solve for x
    x = 42,176,327,940.28/233,093.49
  6. Step 6: Final answer
    x = 180,941.68

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1.5x scale

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.