Finding the Fourth Proportional to 107,650.73, 161,487.11 and 41,146.84
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Solution
The fourth proportional to 107,650.73, 161,487.11 and 41,146.84 is: 61,724.47
Step by Step Solution
- Step 1: Write the proportion equation
107,650.73 : 161,487.11 = 41,146.84 : x - Step 2: Convert to fraction form
107,650.73/161,487.11 = 41,146.84/x - Step 3: Cross multiply
107,650.73x = 161,487.11 × 41,146.84 - Step 4: Simplify right side
107,650.73x = 6,644,684,277.23 - Step 5: Solve for x
x = 6,644,684,277.23/107,650.73 - Step 6: Final answer
x = 61,724.47
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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.