Home / 214,137.36-321,096.67-79,194.60

Finding the Fourth Proportional to 214,137.36, 321,096.67 and 79,194.60

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Solution

The fourth proportional to 214,137.36, 321,096.67 and 79,194.60 is: 118,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,137.36 : 321,096.67 = 79,194.60 : x
  2. Step 2: Convert to fraction form
    214,137.36/321,096.67 = 79,194.60/x
  3. Step 3: Cross multiply
    214,137.36x = 321,096.67 × 79,194.60
  4. Step 4: Simplify right side
    214,137.36x = 25,429,122,341.98
  5. Step 5: Solve for x
    x = 25,429,122,341.98/214,137.36
  6. Step 6: Final answer
    x = 118,751.45

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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.