Finding the Fourth Proportional to 73,438.92, 101,350.72 and 41,608.08
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Solution
The fourth proportional to 73,438.92, 101,350.72 and 41,608.08 is: 57,421.99
Step by Step Solution
- Step 1: Write the proportion equation
73,438.92 : 101,350.72 = 41,608.08 : x - Step 2: Convert to fraction form
73,438.92/101,350.72 = 41,608.08/x - Step 3: Cross multiply
73,438.92x = 101,350.72 × 41,608.08 - Step 4: Simplify right side
73,438.92x = 4,217,008,865.82 - Step 5: Solve for x
x = 4,217,008,865.82/73,438.92 - Step 6: Final answer
x = 57,421.99
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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.