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Finding the Fourth Proportional to 299,673.84, 449,449.94 and 110,069.04

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Solution

The fourth proportional to 299,673.84, 449,449.94 and 110,069.04 is: 165,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,673.84 : 449,449.94 = 110,069.04 : x
  2. Step 2: Convert to fraction form
    299,673.84/449,449.94 = 110,069.04/x
  3. Step 3: Cross multiply
    299,673.84x = 449,449.94 × 110,069.04
  4. Step 4: Simplify right side
    299,673.84x = 49,470,520,626.26
  5. Step 5: Solve for x
    x = 49,470,520,626.26/299,673.84
  6. Step 6: Final answer
    x = 165,081.21

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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.