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Finding the Fourth Proportional to 225,099, 337,659.84 and 67,328.82

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Solution

The fourth proportional to 225,099, 337,659.84 and 67,328.82 is: 100,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,099 : 337,659.84 = 67,328.82 : x
  2. Step 2: Convert to fraction form
    225,099/337,659.84 = 67,328.82/x
  3. Step 3: Cross multiply
    225,099x = 337,659.84 × 67,328.82
  4. Step 4: Simplify right side
    225,099x = 22,734,238,588.59
  5. Step 5: Solve for x
    x = 22,734,238,588.59/225,099
  6. Step 6: Final answer
    x = 100,996.62

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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.