Finding the Fourth Proportional to 200,663.73, 276,860.84 and 124,146.07
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Solution
The fourth proportional to 200,663.73, 276,860.84 and 124,146.07 is: 171,287.48
Step by Step Solution
- Step 1: Write the proportion equation
200,663.73 : 276,860.84 = 124,146.07 : x - Step 2: Convert to fraction form
200,663.73/276,860.84 = 124,146.07/x - Step 3: Cross multiply
200,663.73x = 276,860.84 × 124,146.07 - Step 4: Simplify right side
200,663.73x = 34,371,183,910.02 - Step 5: Solve for x
x = 34,371,183,910.02/200,663.73 - Step 6: Final answer
x = 171,287.48
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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.