Finding the Fourth Proportional to 221,623.70, 332,338.35 and 88,459.70
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Solution
The fourth proportional to 221,623.70, 332,338.35 and 88,459.70 is: 132,650.75
Step by Step Solution
- Step 1: Write the proportion equation
221,623.70 : 332,338.35 = 88,459.70 : x - Step 2: Convert to fraction form
221,623.70/332,338.35 = 88,459.70/x - Step 3: Cross multiply
221,623.70x = 332,338.35 × 88,459.70 - Step 4: Simplify right side
221,623.70x = 29,398,550,739.50 - Step 5: Solve for x
x = 29,398,550,739.50/221,623.70 - Step 6: Final answer
x = 132,650.75
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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.