Finding the Fourth Proportional to 68,293.87, 102,486.87 and 23,920.99
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Solution
The fourth proportional to 68,293.87, 102,486.87 and 23,920.99 is: 35,897.62
Step by Step Solution
- Step 1: Write the proportion equation
68,293.87 : 102,486.87 = 23,920.99 : x - Step 2: Convert to fraction form
68,293.87/102,486.87 = 23,920.99/x - Step 3: Cross multiply
68,293.87x = 102,486.87 × 23,920.99 - Step 4: Simplify right side
68,293.87x = 2,451,587,136.18 - Step 5: Solve for x
x = 2,451,587,136.18/68,293.87 - Step 6: Final answer
x = 35,897.62
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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.