Finding the Fourth Proportional to 247,378.19, 341,382.51 and 134,200.94
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Solution
The fourth proportional to 247,378.19, 341,382.51 and 134,200.94 is: 185,197.62
Step by Step Solution
- Step 1: Write the proportion equation
247,378.19 : 341,382.51 = 134,200.94 : x - Step 2: Convert to fraction form
247,378.19/341,382.51 = 134,200.94/x - Step 3: Cross multiply
247,378.19x = 341,382.51 × 134,200.94 - Step 4: Simplify right side
247,378.19x = 45,813,852,034.65 - Step 5: Solve for x
x = 45,813,852,034.65/247,378.19 - Step 6: Final answer
x = 185,197.62
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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.