Finding the Fourth Proportional to 159,724.10, 239,586.15 and 146,821.70
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Solution
The fourth proportional to 159,724.10, 239,586.15 and 146,821.70 is: 220,232.55
Step by Step Solution
- Step 1: Write the proportion equation
159,724.10 : 239,586.15 = 146,821.70 : x - Step 2: Convert to fraction form
159,724.10/239,586.15 = 146,821.70/x - Step 3: Cross multiply
159,724.10x = 239,586.15 × 146,821.70 - Step 4: Simplify right side
159,724.10x = 35,176,445,839.46 - Step 5: Solve for x
x = 35,176,445,839.46/159,724.10 - Step 6: Final answer
x = 220,232.55
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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.