Finding the Fourth Proportional to 209,677.23, 314,514.36 and 125,460.87
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Solution
The fourth proportional to 209,677.23, 314,514.36 and 125,460.87 is: 188,190.42
Step by Step Solution
- Step 1: Write the proportion equation
209,677.23 : 314,514.36 = 125,460.87 : x - Step 2: Convert to fraction form
209,677.23/314,514.36 = 125,460.87/x - Step 3: Cross multiply
209,677.23x = 314,514.36 × 125,460.87 - Step 4: Simplify right side
209,677.23x = 39,459,245,233.09 - Step 5: Solve for x
x = 39,459,245,233.09/209,677.23 - Step 6: Final answer
x = 188,190.42
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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.