Finding the Fourth Proportional to 95,861.58, 132,220.62 and 83,091.96
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Solution
The fourth proportional to 95,861.58, 132,220.62 and 83,091.96 is: 114,607.65
Step by Step Solution
- Step 1: Write the proportion equation
95,861.58 : 132,220.62 = 83,091.96 : x - Step 2: Convert to fraction form
95,861.58/132,220.62 = 83,091.96/x - Step 3: Cross multiply
95,861.58x = 132,220.62 × 83,091.96 - Step 4: Simplify right side
95,861.58x = 10,986,470,468.22 - Step 5: Solve for x
x = 10,986,470,468.22/95,861.58 - Step 6: Final answer
x = 114,607.65
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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.