Finding the Fourth Proportional to 222,000.13, 332,971.34 and 88,881.70
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Solution
The fourth proportional to 222,000.13, 332,971.34 and 88,881.70 is: 133,310.99
Step by Step Solution
- Step 1: Write the proportion equation
222,000.13 : 332,971.34 = 88,881.70 : x - Step 2: Convert to fraction form
222,000.13/332,971.34 = 88,881.70/x - Step 3: Cross multiply
222,000.13x = 332,971.34 × 88,881.70 - Step 4: Simplify right side
222,000.13x = 29,595,057,085.62 - Step 5: Solve for x
x = 29,595,057,085.62/222,000.13 - Step 6: Final answer
x = 133,310.99
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1.5x scale
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.