Finding the Fourth Proportional to 182,957.36, 252,489.02 and 113,121.99
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Solution
The fourth proportional to 182,957.36, 252,489.02 and 113,121.99 is: 156,113.21
Step by Step Solution
- Step 1: Write the proportion equation
182,957.36 : 252,489.02 = 113,121.99 : x - Step 2: Convert to fraction form
182,957.36/252,489.02 = 113,121.99/x - Step 3: Cross multiply
182,957.36x = 252,489.02 × 113,121.99 - Step 4: Simplify right side
182,957.36x = 28,562,059,829.94 - Step 5: Solve for x
x = 28,562,059,829.94/182,957.36 - Step 6: Final answer
x = 156,113.21
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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.