Finding the Fourth Proportional to 146,507.13, 219,611.25 and 57,724.65
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Solution
The fourth proportional to 146,507.13, 219,611.25 and 57,724.65 is: 86,528.09
Step by Step Solution
- Step 1: Write the proportion equation
146,507.13 : 219,611.25 = 57,724.65 : x - Step 2: Convert to fraction form
146,507.13/219,611.25 = 57,724.65/x - Step 3: Cross multiply
146,507.13x = 219,611.25 × 57,724.65 - Step 4: Simplify right side
146,507.13x = 12,676,982,542.31 - Step 5: Solve for x
x = 12,676,982,542.31/146,507.13 - Step 6: Final answer
x = 86,528.09
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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.