Finding the Fourth Proportional to 220,593.39, 304,407.77 and 125,108.97
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Solution
The fourth proportional to 220,593.39, 304,407.77 and 125,108.97 is: 172,644.08
Step by Step Solution
- Step 1: Write the proportion equation
220,593.39 : 304,407.77 = 125,108.97 : x - Step 2: Convert to fraction form
220,593.39/304,407.77 = 125,108.97/x - Step 3: Cross multiply
220,593.39x = 304,407.77 × 125,108.97 - Step 4: Simplify right side
220,593.39x = 38,084,141,939.15 - Step 5: Solve for x
x = 38,084,141,939.15/220,593.39 - Step 6: Final answer
x = 172,644.08
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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.