Finding the Fourth Proportional to 196,935.48, 271,769.58 and 107,511.48
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Solution
The fourth proportional to 196,935.48, 271,769.58 and 107,511.48 is: 148,365.09
Step by Step Solution
- Step 1: Write the proportion equation
196,935.48 : 271,769.58 = 107,511.48 : x - Step 2: Convert to fraction form
196,935.48/271,769.58 = 107,511.48/x - Step 3: Cross multiply
196,935.48x = 271,769.58 × 107,511.48 - Step 4: Simplify right side
196,935.48x = 29,218,349,764.78 - Step 5: Solve for x
x = 29,218,349,764.78/196,935.48 - Step 6: Final answer
x = 148,365.09
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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.