Finding the Fourth Proportional to 127,676.23, 191,527.05 and 48,856.75
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Solution
The fourth proportional to 127,676.23, 191,527.05 and 48,856.75 is: 73,289.99
Step by Step Solution
- Step 1: Write the proportion equation
127,676.23 : 191,527.05 = 48,856.75 : x - Step 2: Convert to fraction form
127,676.23/191,527.05 = 48,856.75/x - Step 3: Cross multiply
127,676.23x = 191,527.05 × 48,856.75 - Step 4: Simplify right side
127,676.23x = 9,357,389,200.09 - Step 5: Solve for x
x = 9,357,389,200.09/127,676.23 - Step 6: Final answer
x = 73,289.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.