Finding the Fourth Proportional to 196,940.48, 271,776.48 and 107,516.48
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Solution
The fourth proportional to 196,940.48, 271,776.48 and 107,516.48 is: 148,371.99
Step by Step Solution
- Step 1: Write the proportion equation
196,940.48 : 271,776.48 = 107,516.48 : x - Step 2: Convert to fraction form
196,940.48/271,776.48 = 107,516.48/x - Step 3: Cross multiply
196,940.48x = 271,776.48 × 107,516.48 - Step 4: Simplify right side
196,940.48x = 29,220,450,476.39 - Step 5: Solve for x
x = 29,220,450,476.39/196,940.48 - Step 6: Final answer
x = 148,371.99
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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.