Finding the Fourth Proportional to 294,122.87, 441,006.39 and 131,987.19
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Solution
The fourth proportional to 294,122.87, 441,006.39 and 131,987.19 is: 197,900.95
Step by Step Solution
- Step 1: Write the proportion equation
294,122.87 : 441,006.39 = 131,987.19 : x - Step 2: Convert to fraction form
294,122.87/441,006.39 = 131,987.19/x - Step 3: Cross multiply
294,122.87x = 441,006.39 × 131,987.19 - Step 4: Simplify right side
294,122.87x = 58,207,194,188.14 - Step 5: Solve for x
x = 58,207,194,188.14/294,122.87 - Step 6: Final answer
x = 197,900.95
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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.