Finding the Fourth Proportional to 221,627.94, 332,428.23 and 88,412.30
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Solution
The fourth proportional to 221,627.94, 332,428.23 and 88,412.30 is: 132,612.99
Step by Step Solution
- Step 1: Write the proportion equation
221,627.94 : 332,428.23 = 88,412.30 : x - Step 2: Convert to fraction form
221,627.94/332,428.23 = 88,412.30/x - Step 3: Cross multiply
221,627.94x = 332,428.23 × 88,412.30 - Step 4: Simplify right side
221,627.94x = 29,390,744,399.23 - Step 5: Solve for x
x = 29,390,744,399.23/221,627.94 - Step 6: Final answer
x = 132,612.99
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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.