Finding the Fourth Proportional to 227,893.42, 314,486.34 and 125,916.88
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Solution
The fourth proportional to 227,893.42, 314,486.34 and 125,916.88 is: 173,761.66
Step by Step Solution
- Step 1: Write the proportion equation
227,893.42 : 314,486.34 = 125,916.88 : x - Step 2: Convert to fraction form
227,893.42/314,486.34 = 125,916.88/x - Step 3: Cross multiply
227,893.42x = 314,486.34 × 125,916.88 - Step 4: Simplify right side
227,893.42x = 39,599,138,735.42 - Step 5: Solve for x
x = 39,599,138,735.42/227,893.42 - Step 6: Final answer
x = 173,761.66
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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.