Finding the Fourth Proportional to 194,532.26, 268,454.50 and 105,108.26
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Solution
The fourth proportional to 194,532.26, 268,454.50 and 105,108.26 is: 145,049.39
Step by Step Solution
- Step 1: Write the proportion equation
194,532.26 : 268,454.50 = 105,108.26 : x - Step 2: Convert to fraction form
194,532.26/268,454.50 = 105,108.26/x - Step 3: Cross multiply
194,532.26x = 268,454.50 × 105,108.26 - Step 4: Simplify right side
194,532.26x = 28,216,785,384.17 - Step 5: Solve for x
x = 28,216,785,384.17/194,532.26 - Step 6: Final answer
x = 145,049.39
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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.