Finding the Fourth Proportional to 150,644.10, 225,967.44 and 38,324.44
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Solution
The fourth proportional to 150,644.10, 225,967.44 and 38,324.44 is: 57,486.99
Step by Step Solution
- Step 1: Write the proportion equation
150,644.10 : 225,967.44 = 38,324.44 : x - Step 2: Convert to fraction form
150,644.10/225,967.44 = 38,324.44/x - Step 3: Cross multiply
150,644.10x = 225,967.44 × 38,324.44 - Step 4: Simplify right side
150,644.10x = 8,660,075,596.23 - Step 5: Solve for x
x = 8,660,075,596.23/150,644.10 - Step 6: Final answer
x = 57,486.99
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1.5x scale
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.