Home / 233,006.31-321,560.33-131,063.85

Finding the Fourth Proportional to 233,006.31, 321,560.33 and 131,063.85

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Solution

The fourth proportional to 233,006.31, 321,560.33 and 131,063.85 is: 180,874.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,006.31 : 321,560.33 = 131,063.85 : x
  2. Step 2: Convert to fraction form
    233,006.31/321,560.33 = 131,063.85/x
  3. Step 3: Cross multiply
    233,006.31x = 321,560.33 × 131,063.85
  4. Step 4: Simplify right side
    233,006.31x = 42,144,934,201.75
  5. Step 5: Solve for x
    x = 42,144,934,201.75/233,006.31
  6. Step 6: Final answer
    x = 180,874.65

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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.