Finding the Fourth Proportional to 95,883.84, 132,558.84 and 71,968.96
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Solution
The fourth proportional to 95,883.84, 132,558.84 and 71,968.96 is: 99,496.66
Step by Step Solution
- Step 1: Write the proportion equation
95,883.84 : 132,558.84 = 71,968.96 : x - Step 2: Convert to fraction form
95,883.84/132,558.84 = 71,968.96/x - Step 3: Cross multiply
95,883.84x = 132,558.84 × 71,968.96 - Step 4: Simplify right side
95,883.84x = 9,540,121,853.61 - Step 5: Solve for x
x = 9,540,121,853.61/95,883.84 - Step 6: Final answer
x = 99,496.66
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1.5x scale
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.