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Finding the Fourth Proportional to 225,163.62, 337,546.71 and 84,824.10

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Solution

The fourth proportional to 225,163.62, 337,546.71 and 84,824.10 is: 127,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,163.62 : 337,546.71 = 84,824.10 : x
  2. Step 2: Convert to fraction form
    225,163.62/337,546.71 = 84,824.10/x
  3. Step 3: Cross multiply
    225,163.62x = 337,546.71 × 84,824.10
  4. Step 4: Simplify right side
    225,163.62x = 28,632,095,883.71
  5. Step 5: Solve for x
    x = 28,632,095,883.71/225,163.62
  6. Step 6: Final answer
    x = 127,161.29

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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.