Finding the Fourth Proportional to 84,147.16, 126,199.12 and 24,968.84
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Solution
The fourth proportional to 84,147.16, 126,199.12 and 24,968.84 is: 37,446.84
Step by Step Solution
- Step 1: Write the proportion equation
84,147.16 : 126,199.12 = 24,968.84 : x - Step 2: Convert to fraction form
84,147.16/126,199.12 = 24,968.84/x - Step 3: Cross multiply
84,147.16x = 126,199.12 × 24,968.84 - Step 4: Simplify right side
84,147.16x = 3,151,045,635.42 - Step 5: Solve for x
x = 3,151,045,635.42/84,147.16 - Step 6: Final answer
x = 37,446.84
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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.