Finding the Fourth Proportional to 107,578.26, 161,365.91 and 48,371.99
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Solution
The fourth proportional to 107,578.26, 161,365.91 and 48,371.99 is: 72,557.31
Step by Step Solution
- Step 1: Write the proportion equation
107,578.26 : 161,365.91 = 48,371.99 : x - Step 2: Convert to fraction form
107,578.26/161,365.91 = 48,371.99/x - Step 3: Cross multiply
107,578.26x = 161,365.91 × 48,371.99 - Step 4: Simplify right side
107,578.26x = 7,805,589,136.17 - Step 5: Solve for x
x = 7,805,589,136.17/107,578.26 - Step 6: Final answer
x = 72,557.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.