Finding the Fourth Proportional to 363,653.98, 545,227.36 and 161,139.94
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Solution
The fourth proportional to 363,653.98, 545,227.36 and 161,139.94 is: 241,597.53
Step by Step Solution
- Step 1: Write the proportion equation
363,653.98 : 545,227.36 = 161,139.94 : x - Step 2: Convert to fraction form
363,653.98/545,227.36 = 161,139.94/x - Step 3: Cross multiply
363,653.98x = 545,227.36 × 161,139.94 - Step 4: Simplify right side
363,653.98x = 87,857,904,076.76 - Step 5: Solve for x
x = 87,857,904,076.76/363,653.98 - Step 6: Final answer
x = 241,597.53
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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.