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Finding the Fourth Proportional to 73,358.37, 110,014.47 and 31,237.97

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Solution

The fourth proportional to 73,358.37, 110,014.47 and 31,237.97 is: 46,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,358.37 : 110,014.47 = 31,237.97 : x
  2. Step 2: Convert to fraction form
    73,358.37/110,014.47 = 31,237.97/x
  3. Step 3: Cross multiply
    73,358.37x = 110,014.47 × 31,237.97
  4. Step 4: Simplify right side
    73,358.37x = 3,436,628,163.35
  5. Step 5: Solve for x
    x = 3,436,628,163.35/73,358.37
  6. Step 6: Final answer
    x = 46,847.12

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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.