Home / 82,226.72-123,375.28-26,071.44

Finding the Fourth Proportional to 82,226.72, 123,375.28 and 26,071.44

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Solution

The fourth proportional to 82,226.72, 123,375.28 and 26,071.44 is: 39,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,226.72 : 123,375.28 = 26,071.44 : x
  2. Step 2: Convert to fraction form
    82,226.72/123,375.28 = 26,071.44/x
  3. Step 3: Cross multiply
    82,226.72x = 123,375.28 × 26,071.44
  4. Step 4: Simplify right side
    82,226.72x = 3,216,571,210.00
  5. Step 5: Solve for x
    x = 3,216,571,210.00/82,226.72
  6. Step 6: Final answer
    x = 39,118.32

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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.