Finding the Fourth Proportional to 199,635.84, 275,497.44 and 114,769.44
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Solution
The fourth proportional to 199,635.84, 275,497.44 and 114,769.44 is: 158,381.82
Step by Step Solution
- Step 1: Write the proportion equation
199,635.84 : 275,497.44 = 114,769.44 : x - Step 2: Convert to fraction form
199,635.84/275,497.44 = 114,769.44/x - Step 3: Cross multiply
199,635.84x = 275,497.44 × 114,769.44 - Step 4: Simplify right side
199,635.84x = 31,618,686,910.23 - Step 5: Solve for x
x = 31,618,686,910.23/199,635.84 - Step 6: Final answer
x = 158,381.82
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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.