Finding the Fourth Proportional to 220,586.63, 304,463.63 and 125,149.19
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Solution
The fourth proportional to 220,586.63, 304,463.63 and 125,149.19 is: 172,736.56
Step by Step Solution
- Step 1: Write the proportion equation
220,586.63 : 304,463.63 = 125,149.19 : x - Step 2: Convert to fraction form
220,586.63/304,463.63 = 125,149.19/x - Step 3: Cross multiply
220,586.63x = 304,463.63 × 125,149.19 - Step 4: Simplify right side
220,586.63x = 38,103,376,053.21 - Step 5: Solve for x
x = 38,103,376,053.21/220,586.63 - Step 6: Final answer
x = 172,736.56
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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.