Finding the Fourth Proportional to 197,771.07, 296,536.99 and 77,684.26
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Solution
The fourth proportional to 197,771.07, 296,536.99 and 77,684.26 is: 116,479.41
Step by Step Solution
- Step 1: Write the proportion equation
197,771.07 : 296,536.99 = 77,684.26 : x - Step 2: Convert to fraction form
197,771.07/296,536.99 = 77,684.26/x - Step 3: Cross multiply
197,771.07x = 296,536.99 × 77,684.26 - Step 4: Simplify right side
197,771.07x = 23,036,256,242.36 - Step 5: Solve for x
x = 23,036,256,242.36/197,771.07 - Step 6: Final answer
x = 116,479.41
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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.