Finding the Fourth Proportional to 107,365.67, 160,998.48 and 39,850.68
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Solution
The fourth proportional to 107,365.67, 160,998.48 and 39,850.68 is: 59,757.46
Step by Step Solution
- Step 1: Write the proportion equation
107,365.67 : 160,998.48 = 39,850.68 : x - Step 2: Convert to fraction form
107,365.67/160,998.48 = 39,850.68/x - Step 3: Cross multiply
107,365.67x = 160,998.48 × 39,850.68 - Step 4: Simplify right side
107,365.67x = 6,415,898,906.97 - Step 5: Solve for x
x = 6,415,898,906.97/107,365.67 - Step 6: Final answer
x = 59,757.46
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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.