Finding the Fourth Proportional to 83,548.22, 125,291.48 and 36,170.19
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Solution
The fourth proportional to 83,548.22, 125,291.48 and 36,170.19 is: 54,241.93
Step by Step Solution
- Step 1: Write the proportion equation
83,548.22 : 125,291.48 = 36,170.19 : x - Step 2: Convert to fraction form
83,548.22/125,291.48 = 36,170.19/x - Step 3: Cross multiply
83,548.22x = 125,291.48 × 36,170.19 - Step 4: Simplify right side
83,548.22x = 4,531,816,456.13 - Step 5: Solve for x
x = 4,531,816,456.13/83,548.22 - Step 6: Final answer
x = 54,241.93
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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.