Finding the Fourth Proportional to 183,450.49, 275,175.73 and 139,163.74
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Solution
The fourth proportional to 183,450.49, 275,175.73 and 139,163.74 is: 208,745.61
Step by Step Solution
- Step 1: Write the proportion equation
183,450.49 : 275,175.73 = 139,163.74 : x - Step 2: Convert to fraction form
183,450.49/275,175.73 = 139,163.74/x - Step 3: Cross multiply
183,450.49x = 275,175.73 × 139,163.74 - Step 4: Simplify right side
183,450.49x = 38,294,483,230.05 - Step 5: Solve for x
x = 38,294,483,230.05/183,450.49 - Step 6: Final answer
x = 208,745.61
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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.