Finding the Fourth Proportional to 192,579.40, 265,751.58 and 112,007.08
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Solution
The fourth proportional to 192,579.40, 265,751.58 and 112,007.08 is: 154,565.12
Step by Step Solution
- Step 1: Write the proportion equation
192,579.40 : 265,751.58 = 112,007.08 : x - Step 2: Convert to fraction form
192,579.40/265,751.58 = 112,007.08/x - Step 3: Cross multiply
192,579.40x = 265,751.58 × 112,007.08 - Step 4: Simplify right side
192,579.40x = 29,766,058,481.19 - Step 5: Solve for x
x = 29,766,058,481.19/192,579.40 - Step 6: Final answer
x = 154,565.12
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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.