Finding the Fourth Proportional to 75,956.24, 113,957.40 and 53,812.46
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Solution
The fourth proportional to 75,956.24, 113,957.40 and 53,812.46 is: 80,735.01
Step by Step Solution
- Step 1: Write the proportion equation
75,956.24 : 113,957.40 = 53,812.46 : x - Step 2: Convert to fraction form
75,956.24/113,957.40 = 53,812.46/x - Step 3: Cross multiply
75,956.24x = 113,957.40 × 53,812.46 - Step 4: Simplify right side
75,956.24x = 6,132,328,029.20 - Step 5: Solve for x
x = 6,132,328,029.20/75,956.24 - Step 6: Final answer
x = 80,735.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.