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Finding the Fourth Proportional to 73,379.85, 110,041.83 and 31,233.33

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Solution

The fourth proportional to 73,379.85, 110,041.83 and 31,233.33 is: 46,838.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,379.85 : 110,041.83 = 31,233.33 : x
  2. Step 2: Convert to fraction form
    73,379.85/110,041.83 = 31,233.33/x
  3. Step 3: Cross multiply
    73,379.85x = 110,041.83 × 31,233.33
  4. Step 4: Simplify right side
    73,379.85x = 3,436,972,790.19
  5. Step 5: Solve for x
    x = 3,436,972,790.19/73,379.85
  6. Step 6: Final answer
    x = 46,838.10

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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.