Finding the Fourth Proportional to 180,415.53, 248,977.49 and 116,863.92
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Solution
The fourth proportional to 180,415.53, 248,977.49 and 116,863.92 is: 161,274.84
Step by Step Solution
- Step 1: Write the proportion equation
180,415.53 : 248,977.49 = 116,863.92 : x - Step 2: Convert to fraction form
180,415.53/248,977.49 = 116,863.92/x - Step 3: Cross multiply
180,415.53x = 248,977.49 × 116,863.92 - Step 4: Simplify right side
180,415.53x = 29,096,484,888.84 - Step 5: Solve for x
x = 29,096,484,888.84/180,415.53 - Step 6: Final answer
x = 161,274.84
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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.