Finding the Fourth Proportional to 201,297.62, 277,791.29 and 115,257.93
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Solution
The fourth proportional to 201,297.62, 277,791.29 and 115,257.93 is: 159,056.27
Step by Step Solution
- Step 1: Write the proportion equation
201,297.62 : 277,791.29 = 115,257.93 : x - Step 2: Convert to fraction form
201,297.62/277,791.29 = 115,257.93/x - Step 3: Cross multiply
201,297.62x = 277,791.29 × 115,257.93 - Step 4: Simplify right side
201,297.62x = 32,017,648,481.14 - Step 5: Solve for x
x = 32,017,648,481.14/201,297.62 - Step 6: Final answer
x = 159,056.27
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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.