Finding the Fourth Proportional to 230,665.23, 345,879.35 and 104,236.99
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Solution
The fourth proportional to 230,665.23, 345,879.35 and 104,236.99 is: 156,301.94
Step by Step Solution
- Step 1: Write the proportion equation
230,665.23 : 345,879.35 = 104,236.99 : x - Step 2: Convert to fraction form
230,665.23/345,879.35 = 104,236.99/x - Step 3: Cross multiply
230,665.23x = 345,879.35 × 104,236.99 - Step 4: Simplify right side
230,665.23x = 36,053,422,347.16 - Step 5: Solve for x
x = 36,053,422,347.16/230,665.23 - Step 6: Final answer
x = 156,301.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.