Finding the Fourth Proportional to 229,040.65, 315,744.24 and 160,849.99
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Solution
The fourth proportional to 229,040.65, 315,744.24 and 160,849.99 is: 221,739.93
Step by Step Solution
- Step 1: Write the proportion equation
229,040.65 : 315,744.24 = 160,849.99 : x - Step 2: Convert to fraction form
229,040.65/315,744.24 = 160,849.99/x - Step 3: Cross multiply
229,040.65x = 315,744.24 × 160,849.99 - Step 4: Simplify right side
229,040.65x = 50,787,457,846.56 - Step 5: Solve for x
x = 50,787,457,846.56/229,040.65 - Step 6: Final answer
x = 221,739.93
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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.