Home / 82,108.75-123,209.24-44,671.44

Finding the Fourth Proportional to 82,108.75, 123,209.24 and 44,671.44

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Solution

The fourth proportional to 82,108.75, 123,209.24 and 44,671.44 is: 67,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,108.75 : 123,209.24 = 44,671.44 : x
  2. Step 2: Convert to fraction form
    82,108.75/123,209.24 = 44,671.44/x
  3. Step 3: Cross multiply
    82,108.75x = 123,209.24 × 44,671.44
  4. Step 4: Simplify right side
    82,108.75x = 5,503,934,172.11
  5. Step 5: Solve for x
    x = 5,503,934,172.11/82,108.75
  6. Step 6: Final answer
    x = 67,032.25

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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.