Finding the Fourth Proportional to 115,683.44, 173,509.80 and 32,583.92
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Solution
The fourth proportional to 115,683.44, 173,509.80 and 32,583.92 is: 48,871.55
Step by Step Solution
- Step 1: Write the proportion equation
115,683.44 : 173,509.80 = 32,583.92 : x - Step 2: Convert to fraction form
115,683.44/173,509.80 = 32,583.92/x - Step 3: Cross multiply
115,683.44x = 173,509.80 × 32,583.92 - Step 4: Simplify right side
115,683.44x = 5,653,629,442.42 - Step 5: Solve for x
x = 5,653,629,442.42/115,683.44 - Step 6: Final answer
x = 48,871.55
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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.