Finding the Fourth Proportional to 268,608.98, 370,672.64 and 147,750.26
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Solution
The fourth proportional to 268,608.98, 370,672.64 and 147,750.26 is: 203,891.09
Step by Step Solution
- Step 1: Write the proportion equation
268,608.98 : 370,672.64 = 147,750.26 : x - Step 2: Convert to fraction form
268,608.98/370,672.64 = 147,750.26/x - Step 3: Cross multiply
268,608.98x = 370,672.64 × 147,750.26 - Step 4: Simplify right side
268,608.98x = 54,766,978,934.89 - Step 5: Solve for x
x = 54,766,978,934.89/268,608.98 - Step 6: Final answer
x = 203,891.09
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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.