Home / 214,618.93-321,709.69-96,258.49

Finding the Fourth Proportional to 214,618.93, 321,709.69 and 96,258.49

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Solution

The fourth proportional to 214,618.93, 321,709.69 and 96,258.49 is: 144,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,618.93 : 321,709.69 = 96,258.49 : x
  2. Step 2: Convert to fraction form
    214,618.93/321,709.69 = 96,258.49/x
  3. Step 3: Cross multiply
    214,618.93x = 321,709.69 × 96,258.49
  4. Step 4: Simplify right side
    214,618.93x = 30,967,288,977.77
  5. Step 5: Solve for x
    x = 30,967,288,977.77/214,618.93
  6. Step 6: Final answer
    x = 144,289.64

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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.