Finding the Fourth Proportional to 201,269.23, 277,729.23 and 120,700.15
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Solution
The fourth proportional to 201,269.23, 277,729.23 and 120,700.15 is: 166,552.83
Step by Step Solution
- Step 1: Write the proportion equation
201,269.23 : 277,729.23 = 120,700.15 : x - Step 2: Convert to fraction form
201,269.23/277,729.23 = 120,700.15/x - Step 3: Cross multiply
201,269.23x = 277,729.23 × 120,700.15 - Step 4: Simplify right side
201,269.23x = 33,521,959,720.38 - Step 5: Solve for x
x = 33,521,959,720.38/201,269.23 - Step 6: Final answer
x = 166,552.83
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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.