Finding the Fourth Proportional to 251,670.26, 377,544.27 and 91,759.70
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Solution
The fourth proportional to 251,670.26, 377,544.27 and 91,759.70 is: 137,653.73
Step by Step Solution
- Step 1: Write the proportion equation
251,670.26 : 377,544.27 = 91,759.70 : x - Step 2: Convert to fraction form
251,670.26/377,544.27 = 91,759.70/x - Step 3: Cross multiply
251,670.26x = 377,544.27 × 91,759.70 - Step 4: Simplify right side
251,670.26x = 34,643,348,951.92 - Step 5: Solve for x
x = 34,643,348,951.92/251,670.26 - Step 6: Final answer
x = 137,653.73
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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.