Finding the Fourth Proportional to 227,406.87, 313,818.99 and 125,436.63
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Solution
The fourth proportional to 227,406.87, 313,818.99 and 125,436.63 is: 173,101.18
Step by Step Solution
- Step 1: Write the proportion equation
227,406.87 : 313,818.99 = 125,436.63 : x - Step 2: Convert to fraction form
227,406.87/313,818.99 = 125,436.63/x - Step 3: Cross multiply
227,406.87x = 313,818.99 × 125,436.63 - Step 4: Simplify right side
227,406.87x = 39,364,396,535.60 - Step 5: Solve for x
x = 39,364,396,535.60/227,406.87 - Step 6: Final answer
x = 173,101.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.