Home / 73,665.11-110,546.06-40,408.53

Finding the Fourth Proportional to 73,665.11, 110,546.06 and 40,408.53

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Solution

The fourth proportional to 73,665.11, 110,546.06 and 40,408.53 is: 60,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,665.11 : 110,546.06 = 40,408.53 : x
  2. Step 2: Convert to fraction form
    73,665.11/110,546.06 = 40,408.53/x
  3. Step 3: Cross multiply
    73,665.11x = 110,546.06 × 40,408.53
  4. Step 4: Simplify right side
    73,665.11x = 4,467,003,579.85
  5. Step 5: Solve for x
    x = 4,467,003,579.85/73,665.11
  6. Step 6: Final answer
    x = 60,639.34

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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.