Home / 214,135.41-321,103.40-95,807.73

Finding the Fourth Proportional to 214,135.41, 321,103.40 and 95,807.73

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Solution

The fourth proportional to 214,135.41, 321,103.40 and 95,807.73 is: 143,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,135.41 : 321,103.40 = 95,807.73 : x
  2. Step 2: Convert to fraction form
    214,135.41/321,103.40 = 95,807.73/x
  3. Step 3: Cross multiply
    214,135.41x = 321,103.40 × 95,807.73
  4. Step 4: Simplify right side
    214,135.41x = 30,764,187,370.24
  5. Step 5: Solve for x
    x = 30,764,187,370.24/214,135.41
  6. Step 6: Final answer
    x = 143,666.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.