Home / 73,542.90-110,321.10-22,942.20

Finding the Fourth Proportional to 73,542.90, 110,321.10 and 22,942.20

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Solution

The fourth proportional to 73,542.90, 110,321.10 and 22,942.20 is: 34,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,542.90 : 110,321.10 = 22,942.20 : x
  2. Step 2: Convert to fraction form
    73,542.90/110,321.10 = 22,942.20/x
  3. Step 3: Cross multiply
    73,542.90x = 110,321.10 × 22,942.20
  4. Step 4: Simplify right side
    73,542.90x = 2,531,008,740.42
  5. Step 5: Solve for x
    x = 2,531,008,740.42/73,542.90
  6. Step 6: Final answer
    x = 34,415.41

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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.