Home / 214,274.86-321,433.70-79,375.23

Finding the Fourth Proportional to 214,274.86, 321,433.70 and 79,375.23

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Solution

The fourth proportional to 214,274.86, 321,433.70 and 79,375.23 is: 119,070.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,274.86 : 321,433.70 = 79,375.23 : x
  2. Step 2: Convert to fraction form
    214,274.86/321,433.70 = 79,375.23/x
  3. Step 3: Cross multiply
    214,274.86x = 321,433.70 × 79,375.23
  4. Step 4: Simplify right side
    214,274.86x = 25,513,873,867.25
  5. Step 5: Solve for x
    x = 25,513,873,867.25/214,274.86
  6. Step 6: Final answer
    x = 119,070.78

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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.