Finding the Fourth Proportional to 195,921.44, 270,370.32 and 106,497.44
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Solution
The fourth proportional to 195,921.44, 270,370.32 and 106,497.44 is: 146,965.78
Step by Step Solution
- Step 1: Write the proportion equation
195,921.44 : 270,370.32 = 106,497.44 : x - Step 2: Convert to fraction form
195,921.44/270,370.32 = 106,497.44/x - Step 3: Cross multiply
195,921.44x = 270,370.32 × 106,497.44 - Step 4: Simplify right side
195,921.44x = 28,793,746,931.98 - Step 5: Solve for x
x = 28,793,746,931.98/195,921.44 - Step 6: Final answer
x = 146,965.78
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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.