Finding the Fourth Proportional to 149,750.92, 206,657.22 and 82,682.92
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Solution
The fourth proportional to 149,750.92, 206,657.22 and 82,682.92 is: 114,102.95
Step by Step Solution
- Step 1: Write the proportion equation
149,750.92 : 206,657.22 = 82,682.92 : x - Step 2: Convert to fraction form
149,750.92/206,657.22 = 82,682.92/x - Step 3: Cross multiply
149,750.92x = 206,657.22 × 82,682.92 - Step 4: Simplify right side
149,750.92x = 17,087,022,388.68 - Step 5: Solve for x
x = 17,087,022,388.68/149,750.92 - Step 6: Final answer
x = 114,102.95
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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.