Finding the Fourth Proportional to 190,963.68, 263,531.68 and 104,924.46
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Solution
The fourth proportional to 190,963.68, 263,531.68 and 104,924.46 is: 144,796.75
Step by Step Solution
- Step 1: Write the proportion equation
190,963.68 : 263,531.68 = 104,924.46 : x - Step 2: Convert to fraction form
190,963.68/263,531.68 = 104,924.46/x - Step 3: Cross multiply
190,963.68x = 263,531.68 × 104,924.46 - Step 4: Simplify right side
190,963.68x = 27,650,919,942.83 - Step 5: Solve for x
x = 27,650,919,942.83/190,963.68 - Step 6: Final answer
x = 144,796.75
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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.