Home / 214,746.87-321,877.26-109,343.19

Finding the Fourth Proportional to 214,746.87, 321,877.26 and 109,343.19

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Solution

The fourth proportional to 214,746.87, 321,877.26 and 109,343.19 is: 163,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,746.87 : 321,877.26 = 109,343.19 : x
  2. Step 2: Convert to fraction form
    214,746.87/321,877.26 = 109,343.19/x
  3. Step 3: Cross multiply
    214,746.87x = 321,877.26 × 109,343.19
  4. Step 4: Simplify right side
    214,746.87x = 35,195,086,396.86
  5. Step 5: Solve for x
    x = 35,195,086,396.86/214,746.87
  6. Step 6: Final answer
    x = 163,891.03

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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.