Home / 214,274.18-321,471.45-79,336.22

Finding the Fourth Proportional to 214,274.18, 321,471.45 and 79,336.22

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Solution

The fourth proportional to 214,274.18, 321,471.45 and 79,336.22 is: 119,026.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,274.18 : 321,471.45 = 79,336.22 : x
  2. Step 2: Convert to fraction form
    214,274.18/321,471.45 = 79,336.22/x
  3. Step 3: Cross multiply
    214,274.18x = 321,471.45 × 79,336.22
  4. Step 4: Simplify right side
    214,274.18x = 25,504,329,680.92
  5. Step 5: Solve for x
    x = 25,504,329,680.92/214,274.18
  6. Step 6: Final answer
    x = 119,026.61

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1.5x scale

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.