Finding the Fourth Proportional to 115,116.24, 172,668.60 and 32,010.96
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Solution
The fourth proportional to 115,116.24, 172,668.60 and 32,010.96 is: 48,014.84
Step by Step Solution
- Step 1: Write the proportion equation
115,116.24 : 172,668.60 = 32,010.96 : x - Step 2: Convert to fraction form
115,116.24/172,668.60 = 32,010.96/x - Step 3: Cross multiply
115,116.24x = 172,668.60 × 32,010.96 - Step 4: Simplify right side
115,116.24x = 5,527,287,647.86 - Step 5: Solve for x
x = 5,527,287,647.86/115,116.24 - Step 6: Final answer
x = 48,014.84
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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.