Finding the Fourth Proportional to 244,639.80, 366,959.70 and 67,146.53
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Solution
The fourth proportional to 244,639.80, 366,959.70 and 67,146.53 is: 100,719.79
Step by Step Solution
- Step 1: Write the proportion equation
244,639.80 : 366,959.70 = 67,146.53 : x - Step 2: Convert to fraction form
244,639.80/366,959.70 = 67,146.53/x - Step 3: Cross multiply
244,639.80x = 366,959.70 × 67,146.53 - Step 4: Simplify right side
244,639.80x = 24,640,068,670.04 - Step 5: Solve for x
x = 24,640,068,670.04/244,639.80 - Step 6: Final answer
x = 100,719.79
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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.