Finding the Fourth Proportional to 253,626.54, 349,991.97 and 146,190.06
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Solution
The fourth proportional to 253,626.54, 349,991.97 and 146,190.06 is: 201,734.99
Step by Step Solution
- Step 1: Write the proportion equation
253,626.54 : 349,991.97 = 146,190.06 : x - Step 2: Convert to fraction form
253,626.54/349,991.97 = 146,190.06/x - Step 3: Cross multiply
253,626.54x = 349,991.97 × 146,190.06 - Step 4: Simplify right side
253,626.54x = 51,165,347,093.82 - Step 5: Solve for x
x = 51,165,347,093.82/253,626.54 - Step 6: Final answer
x = 201,734.99
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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.