Finding the Fourth Proportional to 201,187.79, 277,663.29 and 120,659.62
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Solution
The fourth proportional to 201,187.79, 277,663.29 and 120,659.62 is: 166,524.75
Step by Step Solution
- Step 1: Write the proportion equation
201,187.79 : 277,663.29 = 120,659.62 : x - Step 2: Convert to fraction form
201,187.79/277,663.29 = 120,659.62/x - Step 3: Cross multiply
201,187.79x = 277,663.29 × 120,659.62 - Step 4: Simplify right side
201,187.79x = 33,502,746,365.19 - Step 5: Solve for x
x = 33,502,746,365.19/201,187.79 - Step 6: Final answer
x = 166,524.75
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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.