Home / 214,727.78-321,670.37-174,789.74

Finding the Fourth Proportional to 214,727.78, 321,670.37 and 174,789.74

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Solution

The fourth proportional to 214,727.78, 321,670.37 and 174,789.74 is: 261,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,727.78 : 321,670.37 = 174,789.74 : x
  2. Step 2: Convert to fraction form
    214,727.78/321,670.37 = 174,789.74/x
  3. Step 3: Cross multiply
    214,727.78x = 321,670.37 × 174,789.74
  4. Step 4: Simplify right side
    214,727.78x = 56,224,680,923.69
  5. Step 5: Solve for x
    x = 56,224,680,923.69/214,727.78
  6. Step 6: Final answer
    x = 261,841.67

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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.