Finding the Fourth Proportional to 71,660.84, 107,510.70 and 24,917.36
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Solution
The fourth proportional to 71,660.84, 107,510.70 and 24,917.36 is: 37,382.80
Step by Step Solution
- Step 1: Write the proportion equation
71,660.84 : 107,510.70 = 24,917.36 : x - Step 2: Convert to fraction form
71,660.84/107,510.70 = 24,917.36/x - Step 3: Cross multiply
71,660.84x = 107,510.70 × 24,917.36 - Step 4: Simplify right side
71,660.84x = 2,678,882,815.75 - Step 5: Solve for x
x = 2,678,882,815.75/71,660.84 - Step 6: Final answer
x = 37,382.80
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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.