Finding the Fourth Proportional to 179,489.63, 247,691.13 and 97,819.99
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Solution
The fourth proportional to 179,489.63, 247,691.13 and 97,819.99 is: 134,989.10
Step by Step Solution
- Step 1: Write the proportion equation
179,489.63 : 247,691.13 = 97,819.99 : x - Step 2: Convert to fraction form
179,489.63/247,691.13 = 97,819.99/x - Step 3: Cross multiply
179,489.63x = 247,691.13 × 97,819.99 - Step 4: Simplify right side
179,489.63x = 24,229,143,859.69 - Step 5: Solve for x
x = 24,229,143,859.69/179,489.63 - Step 6: Final answer
x = 134,989.10
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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.