Finding the Fourth Proportional to 71,775.84, 107,668.80 and 27,395.04
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Solution
The fourth proportional to 71,775.84, 107,668.80 and 27,395.04 is: 41,094.48
Step by Step Solution
- Step 1: Write the proportion equation
71,775.84 : 107,668.80 = 27,395.04 : x - Step 2: Convert to fraction form
71,775.84/107,668.80 = 27,395.04/x - Step 3: Cross multiply
71,775.84x = 107,668.80 × 27,395.04 - Step 4: Simplify right side
71,775.84x = 2,949,591,082.75 - Step 5: Solve for x
x = 2,949,591,082.75/71,775.84 - Step 6: Final answer
x = 41,094.48
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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.