Finding the Fourth Proportional to 182,879.36, 252,397.76 and 102,337.92
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Solution
The fourth proportional to 182,879.36, 252,397.76 and 102,337.92 is: 141,239.90
Step by Step Solution
- Step 1: Write the proportion equation
182,879.36 : 252,397.76 = 102,337.92 : x - Step 2: Convert to fraction form
182,879.36/252,397.76 = 102,337.92/x - Step 3: Cross multiply
182,879.36x = 252,397.76 × 102,337.92 - Step 4: Simplify right side
182,879.36x = 25,829,861,771.06 - Step 5: Solve for x
x = 25,829,861,771.06/182,879.36 - Step 6: Final answer
x = 141,239.90
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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.