Finding the Fourth Proportional to 170,185.99, 255,278.99 and 45,523.75
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Solution
The fourth proportional to 170,185.99, 255,278.99 and 45,523.75 is: 68,285.63
Step by Step Solution
- Step 1: Write the proportion equation
170,185.99 : 255,278.99 = 45,523.75 : x - Step 2: Convert to fraction form
170,185.99/255,278.99 = 45,523.75/x - Step 3: Cross multiply
170,185.99x = 255,278.99 × 45,523.75 - Step 4: Simplify right side
170,185.99x = 11,621,256,921.01 - Step 5: Solve for x
x = 11,621,256,921.01/170,185.99 - Step 6: Final answer
x = 68,285.63
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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.