Home / 118,096.41-162,961.23-66,408.03

Finding the Fourth Proportional to 118,096.41, 162,961.23 and 66,408.03

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Solution

The fourth proportional to 118,096.41, 162,961.23 and 66,408.03 is: 91,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,096.41 : 162,961.23 = 66,408.03 : x
  2. Step 2: Convert to fraction form
    118,096.41/162,961.23 = 66,408.03/x
  3. Step 3: Cross multiply
    118,096.41x = 162,961.23 × 66,408.03
  4. Step 4: Simplify right side
    118,096.41x = 10,821,934,250.68
  5. Step 5: Solve for x
    x = 10,821,934,250.68/118,096.41
  6. Step 6: Final answer
    x = 91,636.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.