Finding the Fourth Proportional to 75,725.39, 104,501.73 and 41,735.09
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Solution
The fourth proportional to 75,725.39, 104,501.73 and 41,735.09 is: 57,594.80
Step by Step Solution
- Step 1: Write the proportion equation
75,725.39 : 104,501.73 = 41,735.09 : x - Step 2: Convert to fraction form
75,725.39/104,501.73 = 41,735.09/x - Step 3: Cross multiply
75,725.39x = 104,501.73 × 41,735.09 - Step 4: Simplify right side
75,725.39x = 4,361,388,584.20 - Step 5: Solve for x
x = 4,361,388,584.20/75,725.39 - Step 6: Final answer
x = 57,594.80
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1.5x scale
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.