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Finding the Fourth Proportional to 73,433.17, 110,065.31 and 33,907.09

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Solution

The fourth proportional to 73,433.17, 110,065.31 and 33,907.09 is: 50,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,433.17 : 110,065.31 = 33,907.09 : x
  2. Step 2: Convert to fraction form
    73,433.17/110,065.31 = 33,907.09/x
  3. Step 3: Cross multiply
    73,433.17x = 110,065.31 × 33,907.09
  4. Step 4: Simplify right side
    73,433.17x = 3,731,994,372.05
  5. Step 5: Solve for x
    x = 3,731,994,372.05/73,433.17
  6. Step 6: Final answer
    x = 50,821.64

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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.