Finding the Fourth Proportional to 222,974.37, 307,713.94 and 127,480.99
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Solution
The fourth proportional to 222,974.37, 307,713.94 and 127,480.99 is: 175,929.09
Step by Step Solution
- Step 1: Write the proportion equation
222,974.37 : 307,713.94 = 127,480.99 : x - Step 2: Convert to fraction form
222,974.37/307,713.94 = 127,480.99/x - Step 3: Cross multiply
222,974.37x = 307,713.94 × 127,480.99 - Step 4: Simplify right side
222,974.37x = 39,227,677,196.98 - Step 5: Solve for x
x = 39,227,677,196.98/222,974.37 - Step 6: Final answer
x = 175,929.09
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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.