Finding the Fourth Proportional to 95,759.76, 132,149.28 and 52,743.84
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Solution
The fourth proportional to 95,759.76, 132,149.28 and 52,743.84 is: 72,786.95
Step by Step Solution
- Step 1: Write the proportion equation
95,759.76 : 132,149.28 = 52,743.84 : x - Step 2: Convert to fraction form
95,759.76/132,149.28 = 52,743.84/x - Step 3: Cross multiply
95,759.76x = 132,149.28 × 52,743.84 - Step 4: Simplify right side
95,759.76x = 6,970,060,480.44 - Step 5: Solve for x
x = 6,970,060,480.44/95,759.76 - Step 6: Final answer
x = 72,786.95
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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.