Home / 82,215.90-123,323.85-44,891.10

Finding the Fourth Proportional to 82,215.90, 123,323.85 and 44,891.10

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Solution

The fourth proportional to 82,215.90, 123,323.85 and 44,891.10 is: 67,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,215.90 : 123,323.85 = 44,891.10 : x
  2. Step 2: Convert to fraction form
    82,215.90/123,323.85 = 44,891.10/x
  3. Step 3: Cross multiply
    82,215.90x = 123,323.85 × 44,891.10
  4. Step 4: Simplify right side
    82,215.90x = 5,536,143,282.74
  5. Step 5: Solve for x
    x = 5,536,143,282.74/82,215.90
  6. Step 6: Final answer
    x = 67,336.65

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Similar ratio
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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.