Finding the Fourth Proportional to 180,491.44, 248,521.84 and 160,313.26
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Solution
The fourth proportional to 180,491.44, 248,521.84 and 160,313.26 is: 220,738.15
Step by Step Solution
- Step 1: Write the proportion equation
180,491.44 : 248,521.84 = 160,313.26 : x - Step 2: Convert to fraction form
180,491.44/248,521.84 = 160,313.26/x - Step 3: Cross multiply
180,491.44x = 248,521.84 × 160,313.26 - Step 4: Simplify right side
180,491.44x = 39,841,346,351.60 - Step 5: Solve for x
x = 39,841,346,351.60/180,491.44 - Step 6: Final answer
x = 220,738.15
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1.5x scale
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.