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Finding the Fourth Proportional to 225,103.05, 337,529.88 and 92,076.71

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Solution

The fourth proportional to 225,103.05, 337,529.88 and 92,076.71 is: 138,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,103.05 : 337,529.88 = 92,076.71 : x
  2. Step 2: Convert to fraction form
    225,103.05/337,529.88 = 92,076.71/x
  3. Step 3: Cross multiply
    225,103.05x = 337,529.88 × 92,076.71
  4. Step 4: Simplify right side
    225,103.05x = 31,078,639,189.45
  5. Step 5: Solve for x
    x = 31,078,639,189.45/225,103.05
  6. Step 6: Final answer
    x = 138,064.05

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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.