Finding the Fourth Proportional to 191,949.36, 264,910.68 and 107,095.92
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Solution
The fourth proportional to 191,949.36, 264,910.68 and 107,095.92 is: 147,803.84
Step by Step Solution
- Step 1: Write the proportion equation
191,949.36 : 264,910.68 = 107,095.92 : x - Step 2: Convert to fraction form
191,949.36/264,910.68 = 107,095.92/x - Step 3: Cross multiply
191,949.36x = 264,910.68 × 107,095.92 - Step 4: Simplify right side
191,949.36x = 28,370,852,992.43 - Step 5: Solve for x
x = 28,370,852,992.43/191,949.36 - Step 6: Final answer
x = 147,803.84
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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.