Finding the Fourth Proportional to 194,629.26, 268,588.26 and 105,205.26
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Solution
The fourth proportional to 194,629.26, 268,588.26 and 105,205.26 is: 145,183.19
Step by Step Solution
- Step 1: Write the proportion equation
194,629.26 : 268,588.26 = 105,205.26 : x - Step 2: Convert to fraction form
194,629.26/268,588.26 = 105,205.26/x - Step 3: Cross multiply
194,629.26x = 268,588.26 × 105,205.26 - Step 4: Simplify right side
194,629.26x = 28,256,897,726.25 - Step 5: Solve for x
x = 28,256,897,726.25/194,629.26 - Step 6: Final answer
x = 145,183.19
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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.