Finding the Fourth Proportional to 76,842.99, 115,236.75 and 32,473.17
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Solution
The fourth proportional to 76,842.99, 115,236.75 and 32,473.17 is: 48,698.03
Step by Step Solution
- Step 1: Write the proportion equation
76,842.99 : 115,236.75 = 32,473.17 : x - Step 2: Convert to fraction form
76,842.99/115,236.75 = 32,473.17/x - Step 3: Cross multiply
76,842.99x = 115,236.75 × 32,473.17 - Step 4: Simplify right side
76,842.99x = 3,742,102,573.00 - Step 5: Solve for x
x = 3,742,102,573.00/76,842.99 - Step 6: Final answer
x = 48,698.03
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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.