Home / 108,522.20-162,564.60-73,092.80

Finding the Fourth Proportional to 108,522.20, 162,564.60 and 73,092.80

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Solution

The fourth proportional to 108,522.20, 162,564.60 and 73,092.80 is: 109,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,522.20 : 162,564.60 = 73,092.80 : x
  2. Step 2: Convert to fraction form
    108,522.20/162,564.60 = 73,092.80/x
  3. Step 3: Cross multiply
    108,522.20x = 162,564.60 × 73,092.80
  4. Step 4: Simplify right side
    108,522.20x = 11,882,301,794.88
  5. Step 5: Solve for x
    x = 11,882,301,794.88/108,522.20
  6. Step 6: Final answer
    x = 109,491.90

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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.