Finding the Fourth Proportional to 225,039.36, 310,348.80 and 193,198.08
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Solution
The fourth proportional to 225,039.36, 310,348.80 and 193,198.08 is: 266,436.91
Step by Step Solution
- Step 1: Write the proportion equation
225,039.36 : 310,348.80 = 193,198.08 : x - Step 2: Convert to fraction form
225,039.36/310,348.80 = 193,198.08/x - Step 3: Cross multiply
225,039.36x = 310,348.80 × 193,198.08 - Step 4: Simplify right side
225,039.36x = 59,958,792,290.30 - Step 5: Solve for x
x = 59,958,792,290.30/225,039.36 - Step 6: Final answer
x = 266,436.91
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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.