Finding the Fourth Proportional to 207,917.01, 311,913.99 and 65,798.06
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Solution
The fourth proportional to 207,917.01, 311,913.99 and 65,798.06 is: 98,709.26
Step by Step Solution
- Step 1: Write the proportion equation
207,917.01 : 311,913.99 = 65,798.06 : x - Step 2: Convert to fraction form
207,917.01/311,913.99 = 65,798.06/x - Step 3: Cross multiply
207,917.01x = 311,913.99 × 65,798.06 - Step 4: Simplify right side
207,917.01x = 20,523,333,869.29 - Step 5: Solve for x
x = 20,523,333,869.29/207,917.01 - Step 6: Final answer
x = 98,709.26
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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.