Finding the Fourth Proportional to 116,102.22, 160,193.04 and 73,645.26
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Solution
The fourth proportional to 116,102.22, 160,193.04 and 73,645.26 is: 101,612.68
Step by Step Solution
- Step 1: Write the proportion equation
116,102.22 : 160,193.04 = 73,645.26 : x - Step 2: Convert to fraction form
116,102.22/160,193.04 = 73,645.26/x - Step 3: Cross multiply
116,102.22x = 160,193.04 × 73,645.26 - Step 4: Simplify right side
116,102.22x = 11,797,458,080.99 - Step 5: Solve for x
x = 11,797,458,080.99/116,102.22 - Step 6: Final answer
x = 101,612.68
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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.