Finding the Fourth Proportional to 144,877.26, 199,996.08 and 91,241.08
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Solution
The fourth proportional to 144,877.26, 199,996.08 and 91,241.08 is: 125,953.92
Step by Step Solution
- Step 1: Write the proportion equation
144,877.26 : 199,996.08 = 91,241.08 : x - Step 2: Convert to fraction form
144,877.26/199,996.08 = 91,241.08/x - Step 3: Cross multiply
144,877.26x = 199,996.08 × 91,241.08 - Step 4: Simplify right side
144,877.26x = 18,247,858,334.97 - Step 5: Solve for x
x = 18,247,858,334.97/144,877.26 - Step 6: Final answer
x = 125,953.92
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1.5x scale
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.