Finding the Fourth Proportional to 146,163.65, 201,594.69 and 125,780.07
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Solution
The fourth proportional to 146,163.65, 201,594.69 and 125,780.07 is: 173,480.85
Step by Step Solution
- Step 1: Write the proportion equation
146,163.65 : 201,594.69 = 125,780.07 : x - Step 2: Convert to fraction form
146,163.65/201,594.69 = 125,780.07/x - Step 3: Cross multiply
146,163.65x = 201,594.69 × 125,780.07 - Step 4: Simplify right side
146,163.65x = 25,356,593,723.92 - Step 5: Solve for x
x = 25,356,593,723.92/146,163.65 - Step 6: Final answer
x = 173,480.85
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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.