Finding the Fourth Proportional to 75,906.13, 113,578.22 and 60,867.26
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Solution
The fourth proportional to 75,906.13, 113,578.22 and 60,867.26 is: 91,075.58
Step by Step Solution
- Step 1: Write the proportion equation
75,906.13 : 113,578.22 = 60,867.26 : x - Step 2: Convert to fraction form
75,906.13/113,578.22 = 60,867.26/x - Step 3: Cross multiply
75,906.13x = 113,578.22 × 60,867.26 - Step 4: Simplify right side
75,906.13x = 6,913,195,047.08 - Step 5: Solve for x
x = 6,913,195,047.08/75,906.13 - Step 6: Final answer
x = 91,075.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.