Finding the Fourth Proportional to 136,939.97, 205,407.22 and 62,046.16
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Solution
The fourth proportional to 136,939.97, 205,407.22 and 62,046.16 is: 93,067.99
Step by Step Solution
- Step 1: Write the proportion equation
136,939.97 : 205,407.22 = 62,046.16 : x - Step 2: Convert to fraction form
136,939.97/205,407.22 = 62,046.16/x - Step 3: Cross multiply
136,939.97x = 205,407.22 × 62,046.16 - Step 4: Simplify right side
136,939.97x = 12,744,728,210.24 - Step 5: Solve for x
x = 12,744,728,210.24/136,939.97 - Step 6: Final answer
x = 93,067.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.