Home / 82,109.75-123,210.74-44,672.44

Finding the Fourth Proportional to 82,109.75, 123,210.74 and 44,672.44

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Solution

The fourth proportional to 82,109.75, 123,210.74 and 44,672.44 is: 67,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,109.75 : 123,210.74 = 44,672.44 : x
  2. Step 2: Convert to fraction form
    82,109.75/123,210.74 = 44,672.44/x
  3. Step 3: Cross multiply
    82,109.75x = 123,210.74 × 44,672.44
  4. Step 4: Simplify right side
    82,109.75x = 5,504,124,390.01
  5. Step 5: Solve for x
    x = 5,504,124,390.01/82,109.75
  6. Step 6: Final answer
    x = 67,033.75

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1.5x scale

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.