Finding the Fourth Proportional to 222,319.66, 306,154.20 and 193,234.99
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Solution
The fourth proportional to 222,319.66, 306,154.20 and 193,234.99 is: 266,101.99
Step by Step Solution
- Step 1: Write the proportion equation
222,319.66 : 306,154.20 = 193,234.99 : x - Step 2: Convert to fraction form
222,319.66/306,154.20 = 193,234.99/x - Step 3: Cross multiply
222,319.66x = 306,154.20 × 193,234.99 - Step 4: Simplify right side
222,319.66x = 59,159,703,775.46 - Step 5: Solve for x
x = 59,159,703,775.46/222,319.66 - Step 6: Final answer
x = 266,101.99
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1.5x scale
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.