Finding the Fourth Proportional to 84,582.44, 116,736.20 and 48,765.44
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Solution
The fourth proportional to 84,582.44, 116,736.20 and 48,765.44 is: 67,303.47
Step by Step Solution
- Step 1: Write the proportion equation
84,582.44 : 116,736.20 = 48,765.44 : x - Step 2: Convert to fraction form
84,582.44/116,736.20 = 48,765.44/x - Step 3: Cross multiply
84,582.44x = 116,736.20 × 48,765.44 - Step 4: Simplify right side
84,582.44x = 5,692,691,913.10 - Step 5: Solve for x
x = 5,692,691,913.10/84,582.44 - Step 6: Final answer
x = 67,303.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.