Finding the Fourth Proportional to 190,770.99, 263,334.66 and 163,805.19
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Solution
The fourth proportional to 190,770.99, 263,334.66 and 163,805.19 is: 226,111.86
Step by Step Solution
- Step 1: Write the proportion equation
190,770.99 : 263,334.66 = 163,805.19 : x - Step 2: Convert to fraction form
190,770.99/263,334.66 = 163,805.19/x - Step 3: Cross multiply
190,770.99x = 263,334.66 × 163,805.19 - Step 4: Simplify right side
190,770.99x = 43,135,584,014.89 - Step 5: Solve for x
x = 43,135,584,014.89/190,770.99 - Step 6: Final answer
x = 226,111.86
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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.