Finding the Fourth Proportional to 173,409.80, 260,114.70 and 161,745.80
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Solution
The fourth proportional to 173,409.80, 260,114.70 and 161,745.80 is: 242,618.70
Step by Step Solution
- Step 1: Write the proportion equation
173,409.80 : 260,114.70 = 161,745.80 : x - Step 2: Convert to fraction form
173,409.80/260,114.70 = 161,745.80/x - Step 3: Cross multiply
173,409.80x = 260,114.70 × 161,745.80 - Step 4: Simplify right side
173,409.80x = 42,072,460,243.26 - Step 5: Solve for x
x = 42,072,460,243.26/173,409.80 - Step 6: Final answer
x = 242,618.70
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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.