Finding the Fourth Proportional to 146,751.56, 202,521.96 and 83,087.99
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Solution
The fourth proportional to 146,751.56, 202,521.96 and 83,087.99 is: 114,664.14
Step by Step Solution
- Step 1: Write the proportion equation
146,751.56 : 202,521.96 = 83,087.99 : x - Step 2: Convert to fraction form
146,751.56/202,521.96 = 83,087.99/x - Step 3: Cross multiply
146,751.56x = 202,521.96 × 83,087.99 - Step 4: Simplify right side
146,751.56x = 16,827,141,574.65 - Step 5: Solve for x
x = 16,827,141,574.65/146,751.56 - Step 6: Final answer
x = 114,664.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.