Finding the Fourth Proportional to 68,049.24, 101,998.22 and 51,355.14
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Solution
The fourth proportional to 68,049.24, 101,998.22 and 51,355.14 is: 76,975.62
Step by Step Solution
- Step 1: Write the proportion equation
68,049.24 : 101,998.22 = 51,355.14 : x - Step 2: Convert to fraction form
68,049.24/101,998.22 = 51,355.14/x - Step 3: Cross multiply
68,049.24x = 101,998.22 × 51,355.14 - Step 4: Simplify right side
68,049.24x = 5,238,132,611.08 - Step 5: Solve for x
x = 5,238,132,611.08/68,049.24 - Step 6: Final answer
x = 76,975.62
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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.