Finding the Fourth Proportional to 244,566.80, 366,850.20 and 86,811.20
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Solution
The fourth proportional to 244,566.80, 366,850.20 and 86,811.20 is: 130,216.80
Step by Step Solution
- Step 1: Write the proportion equation
244,566.80 : 366,850.20 = 86,811.20 : x - Step 2: Convert to fraction form
244,566.80/366,850.20 = 86,811.20/x - Step 3: Cross multiply
244,566.80x = 366,850.20 × 86,811.20 - Step 4: Simplify right side
244,566.80x = 31,846,706,082.24 - Step 5: Solve for x
x = 31,846,706,082.24/244,566.80 - Step 6: Final answer
x = 130,216.80
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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.