Finding the Fourth Proportional to 188,707.44, 260,523.72 and 125,131.08
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Solution
The fourth proportional to 188,707.44, 260,523.72 and 125,131.08 is: 172,752.14
Step by Step Solution
- Step 1: Write the proportion equation
188,707.44 : 260,523.72 = 125,131.08 : x - Step 2: Convert to fraction form
188,707.44/260,523.72 = 125,131.08/x - Step 3: Cross multiply
188,707.44x = 260,523.72 × 125,131.08 - Step 4: Simplify right side
188,707.44x = 32,599,614,449.22 - Step 5: Solve for x
x = 32,599,614,449.22/188,707.44 - Step 6: Final answer
x = 172,752.14
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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.