Home / 83,364.36-125,003.94-27,168.30

Finding the Fourth Proportional to 83,364.36, 125,003.94 and 27,168.30

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Solution

The fourth proportional to 83,364.36, 125,003.94 and 27,168.30 is: 40,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,364.36 : 125,003.94 = 27,168.30 : x
  2. Step 2: Convert to fraction form
    83,364.36/125,003.94 = 27,168.30/x
  3. Step 3: Cross multiply
    83,364.36x = 125,003.94 × 27,168.30
  4. Step 4: Simplify right side
    83,364.36x = 3,396,144,543.10
  5. Step 5: Solve for x
    x = 3,396,144,543.10/83,364.36
  6. Step 6: Final answer
    x = 40,738.57

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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.