Home / 67,087.26-100,643.04-27,622.85

Finding the Fourth Proportional to 67,087.26, 100,643.04 and 27,622.85

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Solution

The fourth proportional to 67,087.26, 100,643.04 and 27,622.85 is: 41,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087.26 : 100,643.04 = 27,622.85 : x
  2. Step 2: Convert to fraction form
    67,087.26/100,643.04 = 27,622.85/x
  3. Step 3: Cross multiply
    67,087.26x = 100,643.04 × 27,622.85
  4. Step 4: Simplify right side
    67,087.26x = 2,780,047,094.25
  5. Step 5: Solve for x
    x = 2,780,047,094.25/67,087.26
  6. Step 6: Final answer
    x = 41,439.27

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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.