Finding the Fourth Proportional to 188,695.44, 260,507.16 and 125,119.08
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Solution
The fourth proportional to 188,695.44, 260,507.16 and 125,119.08 is: 172,735.58
Step by Step Solution
- Step 1: Write the proportion equation
188,695.44 : 260,507.16 = 125,119.08 : x - Step 2: Convert to fraction form
188,695.44/260,507.16 = 125,119.08/x - Step 3: Cross multiply
188,695.44x = 260,507.16 × 125,119.08 - Step 4: Simplify right side
188,695.44x = 32,594,416,192.61 - Step 5: Solve for x
x = 32,594,416,192.61/188,695.44 - Step 6: Final answer
x = 172,735.58
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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.