Finding the Fourth Proportional to 190,777.73, 263,274.28 and 119,199.26
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Solution
The fourth proportional to 190,777.73, 263,274.28 and 119,199.26 is: 164,495.62
Step by Step Solution
- Step 1: Write the proportion equation
190,777.73 : 263,274.28 = 119,199.26 : x - Step 2: Convert to fraction form
190,777.73/263,274.28 = 119,199.26/x - Step 3: Cross multiply
190,777.73x = 263,274.28 × 119,199.26 - Step 4: Simplify right side
190,777.73x = 31,382,099,713.22 - Step 5: Solve for x
x = 31,382,099,713.22/190,777.73 - Step 6: Final answer
x = 164,495.62
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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.