Finding the Fourth Proportional to 75,534.09, 104,234.96 and 41,542.59
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Solution
The fourth proportional to 75,534.09, 104,234.96 and 41,542.59 is: 57,327.63
Step by Step Solution
- Step 1: Write the proportion equation
75,534.09 : 104,234.96 = 41,542.59 : x - Step 2: Convert to fraction form
75,534.09/104,234.96 = 41,542.59/x - Step 3: Cross multiply
75,534.09x = 104,234.96 × 41,542.59 - Step 4: Simplify right side
75,534.09x = 4,330,189,999.23 - Step 5: Solve for x
x = 4,330,189,999.23/75,534.09 - Step 6: Final answer
x = 57,327.63
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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.