Finding the Fourth Proportional to 221,454.30, 332,020.47 and 88,294.62
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Solution
The fourth proportional to 221,454.30, 332,020.47 and 88,294.62 is: 132,377.75
Step by Step Solution
- Step 1: Write the proportion equation
221,454.30 : 332,020.47 = 88,294.62 : x - Step 2: Convert to fraction form
221,454.30/332,020.47 = 88,294.62/x - Step 3: Cross multiply
221,454.30x = 332,020.47 × 88,294.62 - Step 4: Simplify right side
221,454.30x = 29,315,621,230.87 - Step 5: Solve for x
x = 29,315,621,230.87/221,454.30 - Step 6: Final answer
x = 132,377.75
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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.