Finding the Fourth Proportional to 242,322.26, 363,542.10 and 76,110.26
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Solution
The fourth proportional to 242,322.26, 363,542.10 and 76,110.26 is: 114,183.83
Step by Step Solution
- Step 1: Write the proportion equation
242,322.26 : 363,542.10 = 76,110.26 : x - Step 2: Convert to fraction form
242,322.26/363,542.10 = 76,110.26/x - Step 3: Cross multiply
242,322.26x = 363,542.10 × 76,110.26 - Step 4: Simplify right side
242,322.26x = 27,669,283,751.95 - Step 5: Solve for x
x = 27,669,283,751.95/242,322.26 - Step 6: Final answer
x = 114,183.83
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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.