Finding the Fourth Proportional to 197,998.11, 296,992.26 and 57,757.95
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Solution
The fourth proportional to 197,998.11, 296,992.26 and 57,757.95 is: 86,635.49
Step by Step Solution
- Step 1: Write the proportion equation
197,998.11 : 296,992.26 = 57,757.95 : x - Step 2: Convert to fraction form
197,998.11/296,992.26 = 57,757.95/x - Step 3: Cross multiply
197,998.11x = 296,992.26 × 57,757.95 - Step 4: Simplify right side
197,998.11x = 17,153,664,103.47 - Step 5: Solve for x
x = 17,153,664,103.47/197,998.11 - Step 6: Final answer
x = 86,635.49
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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.