Finding the Fourth Proportional to 95,755.17, 132,137.07 and 54,917.19
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Solution
The fourth proportional to 95,755.17, 132,137.07 and 54,917.19 is: 75,782.82
Step by Step Solution
- Step 1: Write the proportion equation
95,755.17 : 132,137.07 = 54,917.19 : x - Step 2: Convert to fraction form
95,755.17/132,137.07 = 54,917.19/x - Step 3: Cross multiply
95,755.17x = 132,137.07 × 54,917.19 - Step 4: Simplify right side
95,755.17x = 7,256,596,579.23 - Step 5: Solve for x
x = 7,256,596,579.23/95,755.17 - Step 6: Final answer
x = 75,782.82
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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.