Home / 231,856.41-321,598.80-225,710.94

Finding the Fourth Proportional to 231,856.41, 321,598.80 and 225,710.94

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Solution

The fourth proportional to 231,856.41, 321,598.80 and 225,710.94 is: 313,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,856.41 : 321,598.80 = 225,710.94 : x
  2. Step 2: Convert to fraction form
    231,856.41/321,598.80 = 225,710.94/x
  3. Step 3: Cross multiply
    231,856.41x = 321,598.80 × 225,710.94
  4. Step 4: Simplify right side
    231,856.41x = 72,588,367,450.87
  5. Step 5: Solve for x
    x = 72,588,367,450.87/231,856.41
  6. Step 6: Final answer
    x = 313,074.66

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.