Finding the Third Proportional to 144,903.94 and 315,555.75
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Solution
The third proportional to 144,903.94 and 315,555.75 is: 687,182.37
Step by Step Solution
- Step 1: Write the proportion equation
144,903.94 : 315,555.75 = 315,555.75 : x - Step 2: Convert to fraction form
144,903.94/315,555.75 = 315,555.75/x - Step 3: Cross multiply
144,903.94x = 315,555.75 × 315,555.75 - Step 4: Simplify right side
144,903.94x = 99,575,431,358.06 - Step 5: Solve for x
x = 99,575,431,358.06/144,903.94 - Step 6: Final answer
x = 687,182.37
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.