Finding the Fourth Proportional to 75,526.80, 104,229.66 and 41,537.92
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Solution
The fourth proportional to 75,526.80, 104,229.66 and 41,537.92 is: 57,323.80
Step by Step Solution
- Step 1: Write the proportion equation
75,526.80 : 104,229.66 = 41,537.92 : x - Step 2: Convert to fraction form
75,526.80/104,229.66 = 41,537.92/x - Step 3: Cross multiply
75,526.80x = 104,229.66 × 41,537.92 - Step 4: Simplify right side
75,526.80x = 4,329,483,018.13 - Step 5: Solve for x
x = 4,329,483,018.13/75,526.80 - Step 6: Final answer
x = 57,323.80
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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.