Finding the Fourth Proportional to 84,449.29, 116,523.84 and 48,150.05
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Solution
The fourth proportional to 84,449.29, 116,523.84 and 48,150.05 is: 66,437.84
Step by Step Solution
- Step 1: Write the proportion equation
84,449.29 : 116,523.84 = 48,150.05 : x - Step 2: Convert to fraction form
84,449.29/116,523.84 = 48,150.05/x - Step 3: Cross multiply
84,449.29x = 116,523.84 × 48,150.05 - Step 4: Simplify right side
84,449.29x = 5,610,628,722.19 - Step 5: Solve for x
x = 5,610,628,722.19/84,449.29 - Step 6: Final answer
x = 66,437.84
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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.