Finding the Fourth Proportional to 146,119.19, 219,205.53 and 44,915.18
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Solution
The fourth proportional to 146,119.19, 219,205.53 and 44,915.18 is: 67,380.99
Step by Step Solution
- Step 1: Write the proportion equation
146,119.19 : 219,205.53 = 44,915.18 : x - Step 2: Convert to fraction form
146,119.19/219,205.53 = 44,915.18/x - Step 3: Cross multiply
146,119.19x = 219,205.53 × 44,915.18 - Step 4: Simplify right side
146,119.19x = 9,845,654,740.92 - Step 5: Solve for x
x = 9,845,654,740.92/146,119.19 - Step 6: Final answer
x = 67,380.99
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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.