Finding the Fourth Proportional to 198,026.11, 297,034.26 and 57,785.95
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Solution
The fourth proportional to 198,026.11, 297,034.26 and 57,785.95 is: 86,677.49
Step by Step Solution
- Step 1: Write the proportion equation
198,026.11 : 297,034.26 = 57,785.95 : x - Step 2: Convert to fraction form
198,026.11/297,034.26 = 57,785.95/x - Step 3: Cross multiply
198,026.11x = 297,034.26 × 57,785.95 - Step 4: Simplify right side
198,026.11x = 17,164,406,896.65 - Step 5: Solve for x
x = 17,164,406,896.65/198,026.11 - Step 6: Final answer
x = 86,677.49
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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.