Finding the Fourth Proportional to 201,305.88, 277,805.60 and 110,665.68
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Solution
The fourth proportional to 201,305.88, 277,805.60 and 110,665.68 is: 152,720.55
Step by Step Solution
- Step 1: Write the proportion equation
201,305.88 : 277,805.60 = 110,665.68 : x - Step 2: Convert to fraction form
201,305.88/277,805.60 = 110,665.68/x - Step 3: Cross multiply
201,305.88x = 277,805.60 × 110,665.68 - Step 4: Simplify right side
201,305.88x = 30,743,545,631.81 - Step 5: Solve for x
x = 30,743,545,631.81/201,305.88 - Step 6: Final answer
x = 152,720.55
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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.