Finding the Fourth Proportional to 146,183.13, 201,698.51 and 85,750.65
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Solution
The fourth proportional to 146,183.13, 201,698.51 and 85,750.65 is: 118,315.83
Step by Step Solution
- Step 1: Write the proportion equation
146,183.13 : 201,698.51 = 85,750.65 : x - Step 2: Convert to fraction form
146,183.13/201,698.51 = 85,750.65/x - Step 3: Cross multiply
146,183.13x = 201,698.51 × 85,750.65 - Step 4: Simplify right side
146,183.13x = 17,295,777,907.78 - Step 5: Solve for x
x = 17,295,777,907.78/146,183.13 - Step 6: Final answer
x = 118,315.83
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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.