Finding the Fourth Proportional to 169,161.08, 233,456.52 and 93,716.60
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Solution
The fourth proportional to 169,161.08, 233,456.52 and 93,716.60 is: 129,336.79
Step by Step Solution
- Step 1: Write the proportion equation
169,161.08 : 233,456.52 = 93,716.60 : x - Step 2: Convert to fraction form
169,161.08/233,456.52 = 93,716.60/x - Step 3: Cross multiply
169,161.08x = 233,456.52 × 93,716.60 - Step 4: Simplify right side
169,161.08x = 21,878,751,302.23 - Step 5: Solve for x
x = 21,878,751,302.23/169,161.08 - Step 6: Final answer
x = 129,336.79
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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.