Finding the Fourth Proportional to 96,186.56, 132,739.80 and 53,747.84
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Solution
The fourth proportional to 96,186.56, 132,739.80 and 53,747.84 is: 74,173.33
Step by Step Solution
- Step 1: Write the proportion equation
96,186.56 : 132,739.80 = 53,747.84 : x - Step 2: Convert to fraction form
96,186.56/132,739.80 = 53,747.84/x - Step 3: Cross multiply
96,186.56x = 132,739.80 × 53,747.84 - Step 4: Simplify right side
96,186.56x = 7,134,477,532.03 - Step 5: Solve for x
x = 7,134,477,532.03/96,186.56 - Step 6: Final answer
x = 74,173.33
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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.