Finding the Fourth Proportional to 196,958.68, 271,928.68 and 160,746.63
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Solution
The fourth proportional to 196,958.68, 271,928.68 and 160,746.63 is: 221,932.94
Step by Step Solution
- Step 1: Write the proportion equation
196,958.68 : 271,928.68 = 160,746.63 : x - Step 2: Convert to fraction form
196,958.68/271,928.68 = 160,746.63/x - Step 3: Cross multiply
196,958.68x = 271,928.68 × 160,746.63 - Step 4: Simplify right side
196,958.68x = 43,711,618,910.35 - Step 5: Solve for x
x = 43,711,618,910.35/196,958.68 - Step 6: Final answer
x = 221,932.94
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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.