Home / 214,260.56-321,074.09-202,278.56

Finding the Fourth Proportional to 214,260.56, 321,074.09 and 202,278.56

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Solution

The fourth proportional to 214,260.56, 321,074.09 and 202,278.56 is: 303,118.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,260.56 : 321,074.09 = 202,278.56 : x
  2. Step 2: Convert to fraction form
    214,260.56/321,074.09 = 202,278.56/x
  3. Step 3: Cross multiply
    214,260.56x = 321,074.09 × 202,278.56
  4. Step 4: Simplify right side
    214,260.56x = 64,946,403,567.12
  5. Step 5: Solve for x
    x = 64,946,403,567.12/214,260.56
  6. Step 6: Final answer
    x = 303,118.81

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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.