Finding the Fourth Proportional to 75,859.47, 104,685.56 and 41,867.96
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Solution
The fourth proportional to 75,859.47, 104,685.56 and 41,867.96 is: 57,777.50
Step by Step Solution
- Step 1: Write the proportion equation
75,859.47 : 104,685.56 = 41,867.96 : x - Step 2: Convert to fraction form
75,859.47/104,685.56 = 41,867.96/x - Step 3: Cross multiply
75,859.47x = 104,685.56 × 41,867.96 - Step 4: Simplify right side
75,859.47x = 4,382,970,586.78 - Step 5: Solve for x
x = 4,382,970,586.78/75,859.47 - Step 6: Final answer
x = 57,777.50
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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.