Finding the Fourth Proportional to 235,699.82, 325,273.12 and 133,729.57
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Solution
The fourth proportional to 235,699.82, 325,273.12 and 133,729.57 is: 184,550.99
Step by Step Solution
- Step 1: Write the proportion equation
235,699.82 : 325,273.12 = 133,729.57 : x - Step 2: Convert to fraction form
235,699.82/325,273.12 = 133,729.57/x - Step 3: Cross multiply
235,699.82x = 325,273.12 × 133,729.57 - Step 4: Simplify right side
235,699.82x = 43,498,634,542.43 - Step 5: Solve for x
x = 43,498,634,542.43/235,699.82 - Step 6: Final answer
x = 184,550.99
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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.