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Finding the Fourth Proportional to 79,750.89, 119,513.49 and 44,227.84

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Solution

The fourth proportional to 79,750.89, 119,513.49 and 44,227.84 is: 66,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,750.89 : 119,513.49 = 44,227.84 : x
  2. Step 2: Convert to fraction form
    79,750.89/119,513.49 = 44,227.84/x
  3. Step 3: Cross multiply
    79,750.89x = 119,513.49 × 44,227.84
  4. Step 4: Simplify right side
    79,750.89x = 5,285,823,513.56
  5. Step 5: Solve for x
    x = 5,285,823,513.56/79,750.89
  6. Step 6: Final answer
    x = 66,279.18

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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.