Finding the Fourth Proportional to 197,769.28, 296,697.93 and 108,977.08
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Solution
The fourth proportional to 197,769.28, 296,697.93 and 108,977.08 is: 163,489.87
Step by Step Solution
- Step 1: Write the proportion equation
197,769.28 : 296,697.93 = 108,977.08 : x - Step 2: Convert to fraction form
197,769.28/296,697.93 = 108,977.08/x - Step 3: Cross multiply
197,769.28x = 296,697.93 × 108,977.08 - Step 4: Simplify right side
197,769.28x = 32,333,274,053.44 - Step 5: Solve for x
x = 32,333,274,053.44/197,769.28 - Step 6: Final answer
x = 163,489.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.