Finding the Fourth Proportional to 197,794.59, 296,580.10 and 77,888.67
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Solution
The fourth proportional to 197,794.59, 296,580.10 and 77,888.67 is: 116,788.99
Step by Step Solution
- Step 1: Write the proportion equation
197,794.59 : 296,580.10 = 77,888.67 : x - Step 2: Convert to fraction form
197,794.59/296,580.10 = 77,888.67/x - Step 3: Cross multiply
197,794.59x = 296,580.10 × 77,888.67 - Step 4: Simplify right side
197,794.59x = 23,100,229,537.47 - Step 5: Solve for x
x = 23,100,229,537.47/197,794.59 - Step 6: Final answer
x = 116,788.99
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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.