Finding the Fourth Proportional to 217,430.82, 300,087.33 and 132,597.09
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Solution
The fourth proportional to 217,430.82, 300,087.33 and 132,597.09 is: 183,003.99
Step by Step Solution
- Step 1: Write the proportion equation
217,430.82 : 300,087.33 = 132,597.09 : x - Step 2: Convert to fraction form
217,430.82/300,087.33 = 132,597.09/x - Step 3: Cross multiply
217,430.82x = 300,087.33 × 132,597.09 - Step 4: Simplify right side
217,430.82x = 39,790,706,703.87 - Step 5: Solve for x
x = 39,790,706,703.87/217,430.82 - Step 6: Final answer
x = 183,003.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.