Finding the Fourth Proportional to 96,188.53, 132,739.88 and 53,747.09
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Solution
The fourth proportional to 96,188.53, 132,739.88 and 53,747.09 is: 74,170.82
Step by Step Solution
- Step 1: Write the proportion equation
96,188.53 : 132,739.88 = 53,747.09 : x - Step 2: Convert to fraction form
96,188.53/132,739.88 = 53,747.09/x - Step 3: Cross multiply
96,188.53x = 132,739.88 × 53,747.09 - Step 4: Simplify right side
96,188.53x = 7,134,382,276.95 - Step 5: Solve for x
x = 7,134,382,276.95/96,188.53 - Step 6: Final answer
x = 74,170.82
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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.