Finding the Fourth Proportional to 269,161.06, 403,804.11 and 91,669.58
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Solution
The fourth proportional to 269,161.06, 403,804.11 and 91,669.58 is: 137,525.66
Step by Step Solution
- Step 1: Write the proportion equation
269,161.06 : 403,804.11 = 91,669.58 : x - Step 2: Convert to fraction form
269,161.06/403,804.11 = 91,669.58/x - Step 3: Cross multiply
269,161.06x = 403,804.11 × 91,669.58 - Step 4: Simplify right side
269,161.06x = 37,016,553,165.97 - Step 5: Solve for x
x = 37,016,553,165.97/269,161.06 - Step 6: Final answer
x = 137,525.66
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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.