Finding the Fourth Proportional to 208,160.28, 312,260.02 and 58,399.99
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Solution
The fourth proportional to 208,160.28, 312,260.02 and 58,399.99 is: 87,605.48
Step by Step Solution
- Step 1: Write the proportion equation
208,160.28 : 312,260.02 = 58,399.99 : x - Step 2: Convert to fraction form
208,160.28/312,260.02 = 58,399.99/x - Step 3: Cross multiply
208,160.28x = 312,260.02 × 58,399.99 - Step 4: Simplify right side
208,160.28x = 18,235,981,118.75 - Step 5: Solve for x
x = 18,235,981,118.75/208,160.28 - Step 6: Final answer
x = 87,605.48
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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.