Finding the Fourth Proportional to 80,301.68, 110,817.20 and 44,492.26
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Solution
The fourth proportional to 80,301.68, 110,817.20 and 44,492.26 is: 61,399.81
Step by Step Solution
- Step 1: Write the proportion equation
80,301.68 : 110,817.20 = 44,492.26 : x - Step 2: Convert to fraction form
80,301.68/110,817.20 = 44,492.26/x - Step 3: Cross multiply
80,301.68x = 110,817.20 × 44,492.26 - Step 4: Simplify right side
80,301.68x = 4,930,507,674.87 - Step 5: Solve for x
x = 4,930,507,674.87/80,301.68 - Step 6: Final answer
x = 61,399.81
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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.