Finding the Fourth Proportional to 88,449.05, 122,057.93 and 48,163.29
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Solution
The fourth proportional to 88,449.05, 122,057.93 and 48,163.29 is: 66,464.38
Step by Step Solution
- Step 1: Write the proportion equation
88,449.05 : 122,057.93 = 48,163.29 : x - Step 2: Convert to fraction form
88,449.05/122,057.93 = 48,163.29/x - Step 3: Cross multiply
88,449.05x = 122,057.93 × 48,163.29 - Step 4: Simplify right side
88,449.05x = 5,878,711,238.57 - Step 5: Solve for x
x = 5,878,711,238.57/88,449.05 - Step 6: Final answer
x = 66,464.38
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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.