Finding the Fourth Proportional to 96,081.20, 132,586.68 and 53,642.48
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Solution
The fourth proportional to 96,081.20, 132,586.68 and 53,642.48 is: 74,023.62
Step by Step Solution
- Step 1: Write the proportion equation
96,081.20 : 132,586.68 = 53,642.48 : x - Step 2: Convert to fraction form
96,081.20/132,586.68 = 53,642.48/x - Step 3: Cross multiply
96,081.20x = 132,586.68 × 53,642.48 - Step 4: Simplify right side
96,081.20x = 7,112,278,330.17 - Step 5: Solve for x
x = 7,112,278,330.17/96,081.20 - Step 6: Final answer
x = 74,023.62
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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.