Finding the Fourth Proportional to 81,741.44, 122,612.56 and 24,815.84
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Solution
The fourth proportional to 81,741.44, 122,612.56 and 24,815.84 is: 37,223.88
Step by Step Solution
- Step 1: Write the proportion equation
81,741.44 : 122,612.56 = 24,815.84 : x - Step 2: Convert to fraction form
81,741.44/122,612.56 = 24,815.84/x - Step 3: Cross multiply
81,741.44x = 122,612.56 × 24,815.84 - Step 4: Simplify right side
81,741.44x = 3,042,733,670.95 - Step 5: Solve for x
x = 3,042,733,670.95/81,741.44 - Step 6: Final answer
x = 37,223.88
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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.