Finding the Fourth Proportional to 126,317.26, 174,334.44 and 88,052.05
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Solution
The fourth proportional to 126,317.26, 174,334.44 and 88,052.05 is: 121,523.42
Step by Step Solution
- Step 1: Write the proportion equation
126,317.26 : 174,334.44 = 88,052.05 : x - Step 2: Convert to fraction form
126,317.26/174,334.44 = 88,052.05/x - Step 3: Cross multiply
126,317.26x = 174,334.44 × 88,052.05 - Step 4: Simplify right side
126,317.26x = 15,350,504,827.60 - Step 5: Solve for x
x = 15,350,504,827.60/126,317.26 - Step 6: Final answer
x = 121,523.42
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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.