Finding the Fourth Proportional to 137,554.76, 206,318.30 and 37,724.99
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Solution
The fourth proportional to 137,554.76, 206,318.30 and 37,724.99 is: 56,583.68
Step by Step Solution
- Step 1: Write the proportion equation
137,554.76 : 206,318.30 = 37,724.99 : x - Step 2: Convert to fraction form
137,554.76/206,318.30 = 37,724.99/x - Step 3: Cross multiply
137,554.76x = 206,318.30 × 37,724.99 - Step 4: Simplify right side
137,554.76x = 7,783,354,772.73 - Step 5: Solve for x
x = 7,783,354,772.73/137,554.76 - Step 6: Final answer
x = 56,583.68
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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.