Finding the Fourth Proportional to 84,183.76, 116,183.82 and 48,373.66
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Solution
The fourth proportional to 84,183.76, 116,183.82 and 48,373.66 is: 66,761.53
Step by Step Solution
- Step 1: Write the proportion equation
84,183.76 : 116,183.82 = 48,373.66 : x - Step 2: Convert to fraction form
84,183.76/116,183.82 = 48,373.66/x - Step 3: Cross multiply
84,183.76x = 116,183.82 × 48,373.66 - Step 4: Simplify right side
84,183.76x = 5,620,236,606.18 - Step 5: Solve for x
x = 5,620,236,606.18/84,183.76 - Step 6: Final answer
x = 66,761.53
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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.