Finding the Fourth Proportional to 265,464.21, 366,328.77 and 155,093.08
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Solution
The fourth proportional to 265,464.21, 366,328.77 and 155,093.08 is: 214,021.53
Step by Step Solution
- Step 1: Write the proportion equation
265,464.21 : 366,328.77 = 155,093.08 : x - Step 2: Convert to fraction form
265,464.21/366,328.77 = 155,093.08/x - Step 3: Cross multiply
265,464.21x = 366,328.77 × 155,093.08 - Step 4: Simplify right side
265,464.21x = 56,815,057,231.91 - Step 5: Solve for x
x = 56,815,057,231.91/265,464.21 - Step 6: Final answer
x = 214,021.53
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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.