Finding the Fourth Proportional to 115,163.93, 172,664.06 and 44,026.59
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Solution
The fourth proportional to 115,163.93, 172,664.06 and 44,026.59 is: 66,008.60
Step by Step Solution
- Step 1: Write the proportion equation
115,163.93 : 172,664.06 = 44,026.59 : x - Step 2: Convert to fraction form
115,163.93/172,664.06 = 44,026.59/x - Step 3: Cross multiply
115,163.93x = 172,664.06 × 44,026.59 - Step 4: Simplify right side
115,163.93x = 7,601,809,233.48 - Step 5: Solve for x
x = 7,601,809,233.48/115,163.93 - Step 6: Final answer
x = 66,008.60
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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.