Finding the Fourth Proportional to 201,294.62, 277,792.94 and 115,253.99
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Solution
The fourth proportional to 201,294.62, 277,792.94 and 115,253.99 is: 159,054.15
Step by Step Solution
- Step 1: Write the proportion equation
201,294.62 : 277,792.94 = 115,253.99 : x - Step 2: Convert to fraction form
201,294.62/277,792.94 = 115,253.99/x - Step 3: Cross multiply
201,294.62x = 277,792.94 × 115,253.99 - Step 4: Simplify right side
201,294.62x = 32,016,744,669.72 - Step 5: Solve for x
x = 32,016,744,669.72/201,294.62 - Step 6: Final answer
x = 159,054.15
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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.