Finding the Fourth Proportional to 84,344.03, 126,532.75 and 44,382.08
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Solution
The fourth proportional to 84,344.03, 126,532.75 and 44,382.08 is: 66,581.90
Step by Step Solution
- Step 1: Write the proportion equation
84,344.03 : 126,532.75 = 44,382.08 : x - Step 2: Convert to fraction form
84,344.03/126,532.75 = 44,382.08/x - Step 3: Cross multiply
84,344.03x = 126,532.75 × 44,382.08 - Step 4: Simplify right side
84,344.03x = 5,615,786,111.41 - Step 5: Solve for x
x = 5,615,786,111.41/84,344.03 - Step 6: Final answer
x = 66,581.90
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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.