Finding the Fourth Proportional to 190,897.08, 263,556.36 and 123,030.96
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Solution
The fourth proportional to 190,897.08, 263,556.36 and 123,030.96 is: 169,859.03
Step by Step Solution
- Step 1: Write the proportion equation
190,897.08 : 263,556.36 = 123,030.96 : x - Step 2: Convert to fraction form
190,897.08/263,556.36 = 123,030.96/x - Step 3: Cross multiply
190,897.08x = 263,556.36 × 123,030.96 - Step 4: Simplify right side
190,897.08x = 32,425,591,984.91 - Step 5: Solve for x
x = 32,425,591,984.91/190,897.08 - Step 6: Final answer
x = 169,859.03
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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.