Finding the Fourth Proportional to 269,241.63, 371,555.97 and 148,387.26
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Solution
The fourth proportional to 269,241.63, 371,555.97 and 148,387.26 is: 204,775.81
Step by Step Solution
- Step 1: Write the proportion equation
269,241.63 : 371,555.97 = 148,387.26 : x - Step 2: Convert to fraction form
269,241.63/371,555.97 = 148,387.26/x - Step 3: Cross multiply
269,241.63x = 371,555.97 × 148,387.26 - Step 4: Simplify right side
269,241.63x = 55,134,172,324.94 - Step 5: Solve for x
x = 55,134,172,324.94/269,241.63 - Step 6: Final answer
x = 204,775.81
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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.