Finding the Fourth Proportional to 225,853.44, 311,677.92 and 125,252.16
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Solution
The fourth proportional to 225,853.44, 311,677.92 and 125,252.16 is: 172,848.08
Step by Step Solution
- Step 1: Write the proportion equation
225,853.44 : 311,677.92 = 125,252.16 : x - Step 2: Convert to fraction form
225,853.44/311,677.92 = 125,252.16/x - Step 3: Cross multiply
225,853.44x = 311,677.92 × 125,252.16 - Step 4: Simplify right side
225,853.44x = 39,038,332,704.31 - Step 5: Solve for x
x = 39,038,332,704.31/225,853.44 - Step 6: Final answer
x = 172,848.08
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1.5x scale
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.