Finding the Fourth Proportional to 190,883.68, 263,343.94 and 110,296.36
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Solution
The fourth proportional to 190,883.68, 263,343.94 and 110,296.36 is: 152,165.33
Step by Step Solution
- Step 1: Write the proportion equation
190,883.68 : 263,343.94 = 110,296.36 : x - Step 2: Convert to fraction form
190,883.68/263,343.94 = 110,296.36/x - Step 3: Cross multiply
190,883.68x = 263,343.94 × 110,296.36 - Step 4: Simplify right side
190,883.68x = 29,045,878,010.06 - Step 5: Solve for x
x = 29,045,878,010.06/190,883.68 - Step 6: Final answer
x = 152,165.33
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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.