Finding the Fourth Proportional to 227,168.82, 313,495.12 and 125,197.96
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Solution
The fourth proportional to 227,168.82, 313,495.12 and 125,197.96 is: 172,774.37
Step by Step Solution
- Step 1: Write the proportion equation
227,168.82 : 313,495.12 = 125,197.96 : x - Step 2: Convert to fraction form
227,168.82/313,495.12 = 125,197.96/x - Step 3: Cross multiply
227,168.82x = 313,495.12 × 125,197.96 - Step 4: Simplify right side
227,168.82x = 39,248,948,867.97 - Step 5: Solve for x
x = 39,248,948,867.97/227,168.82 - Step 6: Final answer
x = 172,774.37
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1.5x scale
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.