Finding the Fourth Proportional to 75,960.23, 104,816.18 and 41,966.69
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Solution
The fourth proportional to 75,960.23, 104,816.18 and 41,966.69 is: 57,909.09
Step by Step Solution
- Step 1: Write the proportion equation
75,960.23 : 104,816.18 = 41,966.69 : x - Step 2: Convert to fraction form
75,960.23/104,816.18 = 41,966.69/x - Step 3: Cross multiply
75,960.23x = 104,816.18 × 41,966.69 - Step 4: Simplify right side
75,960.23x = 4,398,788,185.25 - Step 5: Solve for x
x = 4,398,788,185.25/75,960.23 - Step 6: Final answer
x = 57,909.09
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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.