Finding the Fourth Proportional to 190,779.73, 263,277.04 and 119,201.26
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Solution
The fourth proportional to 190,779.73, 263,277.04 and 119,201.26 is: 164,498.37
Step by Step Solution
- Step 1: Write the proportion equation
190,779.73 : 263,277.04 = 119,201.26 : x - Step 2: Convert to fraction form
190,779.73/263,277.04 = 119,201.26/x - Step 3: Cross multiply
190,779.73x = 263,277.04 × 119,201.26 - Step 4: Simplify right side
190,779.73x = 31,382,954,897.07 - Step 5: Solve for x
x = 31,382,954,897.07/190,779.73 - Step 6: Final answer
x = 164,498.37
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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.