Finding the Fourth Proportional to 146,527.36, 202,207.84 and 79,459.36
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Solution
The fourth proportional to 146,527.36, 202,207.84 and 79,459.36 is: 109,653.96
Step by Step Solution
- Step 1: Write the proportion equation
146,527.36 : 202,207.84 = 79,459.36 : x - Step 2: Convert to fraction form
146,527.36/202,207.84 = 79,459.36/x - Step 3: Cross multiply
146,527.36x = 202,207.84 × 79,459.36 - Step 4: Simplify right side
146,527.36x = 16,067,305,553.38 - Step 5: Solve for x
x = 16,067,305,553.38/146,527.36 - Step 6: Final answer
x = 109,653.96
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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.