Finding the Fourth Proportional to 225,912.87, 338,648.99 and 107,552.43
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Solution
The fourth proportional to 225,912.87, 338,648.99 and 107,552.43 is: 161,223.76
Step by Step Solution
- Step 1: Write the proportion equation
225,912.87 : 338,648.99 = 107,552.43 : x - Step 2: Convert to fraction form
225,912.87/338,648.99 = 107,552.43/x - Step 3: Cross multiply
225,912.87x = 338,648.99 × 107,552.43 - Step 4: Simplify right side
225,912.87x = 36,422,521,253.78 - Step 5: Solve for x
x = 36,422,521,253.78/225,912.87 - Step 6: Final answer
x = 161,223.76
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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.