Finding the Fourth Proportional to 71,450.82, 107,177.14 and 49,258.26
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Solution
The fourth proportional to 71,450.82, 107,177.14 and 49,258.26 is: 73,888.02
Step by Step Solution
- Step 1: Write the proportion equation
71,450.82 : 107,177.14 = 49,258.26 : x - Step 2: Convert to fraction form
71,450.82/107,177.14 = 49,258.26/x - Step 3: Cross multiply
71,450.82x = 107,177.14 × 49,258.26 - Step 4: Simplify right side
71,450.82x = 5,279,359,428.18 - Step 5: Solve for x
x = 5,279,359,428.18/71,450.82 - Step 6: Final answer
x = 73,888.02
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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.