Finding the Fourth Proportional to 75,558.75, 104,271.29 and 41,569.44
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Solution
The fourth proportional to 75,558.75, 104,271.29 and 41,569.44 is: 57,365.95
Step by Step Solution
- Step 1: Write the proportion equation
75,558.75 : 104,271.29 = 41,569.44 : x - Step 2: Convert to fraction form
75,558.75/104,271.29 = 41,569.44/x - Step 3: Cross multiply
75,558.75x = 104,271.29 × 41,569.44 - Step 4: Simplify right side
75,558.75x = 4,334,499,133.38 - Step 5: Solve for x
x = 4,334,499,133.38/75,558.75 - Step 6: Final answer
x = 57,365.95
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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.