Finding the Fourth Proportional to 250,474.75, 345,656.37 and 149,872.75
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Solution
The fourth proportional to 250,474.75, 345,656.37 and 149,872.75 is: 206,825.12
Step by Step Solution
- Step 1: Write the proportion equation
250,474.75 : 345,656.37 = 149,872.75 : x - Step 2: Convert to fraction form
250,474.75/345,656.37 = 149,872.75/x - Step 3: Cross multiply
250,474.75x = 345,656.37 × 149,872.75 - Step 4: Simplify right side
250,474.75x = 51,804,470,726.92 - Step 5: Solve for x
x = 51,804,470,726.92/250,474.75 - Step 6: Final answer
x = 206,825.12
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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.