Finding the Fourth Proportional to 95,748.76, 132,152.34 and 55,471.48
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Solution
The fourth proportional to 95,748.76, 132,152.34 and 55,471.48 is: 76,561.68
Step by Step Solution
- Step 1: Write the proportion equation
95,748.76 : 132,152.34 = 55,471.48 : x - Step 2: Convert to fraction form
95,748.76/132,152.34 = 55,471.48/x - Step 3: Cross multiply
95,748.76x = 132,152.34 × 55,471.48 - Step 4: Simplify right side
95,748.76x = 7,330,685,885.26 - Step 5: Solve for x
x = 7,330,685,885.26/95,748.76 - Step 6: Final answer
x = 76,561.68
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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.