Finding the Fourth Proportional to 91,723.81, 137,599.38 and 32,554.53
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Solution
The fourth proportional to 91,723.81, 137,599.38 and 32,554.53 is: 48,836.64
Step by Step Solution
- Step 1: Write the proportion equation
91,723.81 : 137,599.38 = 32,554.53 : x - Step 2: Convert to fraction form
91,723.81/137,599.38 = 32,554.53/x - Step 3: Cross multiply
91,723.81x = 137,599.38 × 32,554.53 - Step 4: Simplify right side
91,723.81x = 4,479,483,144.19 - Step 5: Solve for x
x = 4,479,483,144.19/91,723.81 - Step 6: Final answer
x = 48,836.64
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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.