Finding the Fourth Proportional to 222,503.99, 333,719.06 and 80,321.99
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Solution
The fourth proportional to 222,503.99, 333,719.06 and 80,321.99 is: 120,469.66
Step by Step Solution
- Step 1: Write the proportion equation
222,503.99 : 333,719.06 = 80,321.99 : x - Step 2: Convert to fraction form
222,503.99/333,719.06 = 80,321.99/x - Step 3: Cross multiply
222,503.99x = 333,719.06 × 80,321.99 - Step 4: Simplify right side
222,503.99x = 26,804,979,000.13 - Step 5: Solve for x
x = 26,804,979,000.13/222,503.99 - Step 6: Final answer
x = 120,469.66
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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.