Finding the Fourth Proportional to 255,687.41, 352,770.41 and 148,235.99
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Solution
The fourth proportional to 255,687.41, 352,770.41 and 148,235.99 is: 204,520.32
Step by Step Solution
- Step 1: Write the proportion equation
255,687.41 : 352,770.41 = 148,235.99 : x - Step 2: Convert to fraction form
255,687.41/352,770.41 = 148,235.99/x - Step 3: Cross multiply
255,687.41x = 352,770.41 × 148,235.99 - Step 4: Simplify right side
255,687.41x = 52,293,270,969.06 - Step 5: Solve for x
x = 52,293,270,969.06/255,687.41 - Step 6: Final answer
x = 204,520.32
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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.