Finding the Fourth Proportional to 175,476.75, 263,242.49 and 57,120.09
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Solution
The fourth proportional to 175,476.75, 263,242.49 and 57,120.09 is: 85,689.04
Step by Step Solution
- Step 1: Write the proportion equation
175,476.75 : 263,242.49 = 57,120.09 : x - Step 2: Convert to fraction form
175,476.75/263,242.49 = 57,120.09/x - Step 3: Cross multiply
175,476.75x = 263,242.49 × 57,120.09 - Step 4: Simplify right side
175,476.75x = 15,036,434,435.02 - Step 5: Solve for x
x = 15,036,434,435.02/175,476.75 - Step 6: Final answer
x = 85,689.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.