Home / 82,163.04-123,215.76-22,982.80

Finding the Fourth Proportional to 82,163.04, 123,215.76 and 22,982.80

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Solution

The fourth proportional to 82,163.04, 123,215.76 and 22,982.80 is: 34,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,163.04 : 123,215.76 = 22,982.80 : x
  2. Step 2: Convert to fraction form
    82,163.04/123,215.76 = 22,982.80/x
  3. Step 3: Cross multiply
    82,163.04x = 123,215.76 × 22,982.80
  4. Step 4: Simplify right side
    82,163.04x = 2,831,843,168.93
  5. Step 5: Solve for x
    x = 2,831,843,168.93/82,163.04
  6. Step 6: Final answer
    x = 34,466.14

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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.