Finding the Fourth Proportional to 186,491.37, 279,819.75 and 97,723.77
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Solution
The fourth proportional to 186,491.37, 279,819.75 and 97,723.77 is: 146,628.99
Step by Step Solution
- Step 1: Write the proportion equation
186,491.37 : 279,819.75 = 97,723.77 : x - Step 2: Convert to fraction form
186,491.37/279,819.75 = 97,723.77/x - Step 3: Cross multiply
186,491.37x = 279,819.75 × 97,723.77 - Step 4: Simplify right side
186,491.37x = 27,345,040,890.46 - Step 5: Solve for x
x = 27,345,040,890.46/186,491.37 - Step 6: Final answer
x = 146,628.99
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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.