Home / 45,919.56-68,705.44-27,209.64

Finding the Fourth Proportional to 45,919.56, 68,705.44 and 27,209.64

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Solution

The fourth proportional to 45,919.56, 68,705.44 and 27,209.64 is: 40,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,919.56 : 68,705.44 = 27,209.64 : x
  2. Step 2: Convert to fraction form
    45,919.56/68,705.44 = 27,209.64/x
  3. Step 3: Cross multiply
    45,919.56x = 68,705.44 × 27,209.64
  4. Step 4: Simplify right side
    45,919.56x = 1,869,450,288.44
  5. Step 5: Solve for x
    x = 1,869,450,288.44/45,919.56
  6. Step 6: Final answer
    x = 40,711.42

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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.