Finding the Fourth Proportional to 73,914.52, 102,002 and 39,923
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Solution
The fourth proportional to 73,914.52, 102,002 and 39,923 is: 55,093.72
Step by Step Solution
- Step 1: Write the proportion equation
73,914.52 : 102,002 = 39,923 : x - Step 2: Convert to fraction form
73,914.52/102,002 = 39,923/x - Step 3: Cross multiply
73,914.52x = 102,002 × 39,923 - Step 4: Simplify right side
73,914.52x = 4,072,225,846 - Step 5: Solve for x
x = 4,072,225,846/73,914.52 - Step 6: Final answer
x = 55,093.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.