Finding the Fourth Proportional to 201,241.37, 277,652.48 and 120,639.49
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Solution
The fourth proportional to 201,241.37, 277,652.48 and 120,639.49 is: 166,446.15
Step by Step Solution
- Step 1: Write the proportion equation
201,241.37 : 277,652.48 = 120,639.49 : x - Step 2: Convert to fraction form
201,241.37/277,652.48 = 120,639.49/x - Step 3: Cross multiply
201,241.37x = 277,652.48 × 120,639.49 - Step 4: Simplify right side
201,241.37x = 33,495,852,287.11 - Step 5: Solve for x
x = 33,495,852,287.11/201,241.37 - Step 6: Final answer
x = 166,446.15
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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.