Finding the Fourth Proportional to 186,511.62, 279,850.14 and 97,744.05
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Solution
The fourth proportional to 186,511.62, 279,850.14 and 97,744.05 is: 146,659.42
Step by Step Solution
- Step 1: Write the proportion equation
186,511.62 : 279,850.14 = 97,744.05 : x - Step 2: Convert to fraction form
186,511.62/279,850.14 = 97,744.05/x - Step 3: Cross multiply
186,511.62x = 279,850.14 × 97,744.05 - Step 4: Simplify right side
186,511.62x = 27,353,686,076.67 - Step 5: Solve for x
x = 27,353,686,076.67/186,511.62 - Step 6: Final answer
x = 146,659.42
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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.