Finding the Fourth Proportional to 200,769.97, 277,062.54 and 115,887.03
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Solution
The fourth proportional to 200,769.97, 277,062.54 and 115,887.03 is: 159,924.09
Step by Step Solution
- Step 1: Write the proportion equation
200,769.97 : 277,062.54 = 115,887.03 : x - Step 2: Convert to fraction form
200,769.97/277,062.54 = 115,887.03/x - Step 3: Cross multiply
200,769.97x = 277,062.54 × 115,887.03 - Step 4: Simplify right side
200,769.97x = 32,107,955,621.64 - Step 5: Solve for x
x = 32,107,955,621.64/200,769.97 - Step 6: Final answer
x = 159,924.09
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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.