Finding the Fourth Proportional to 192,081.36, 265,090.68 and 107,206.32
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Solution
The fourth proportional to 192,081.36, 265,090.68 and 107,206.32 is: 147,954.99
Step by Step Solution
- Step 1: Write the proportion equation
192,081.36 : 265,090.68 = 107,206.32 : x - Step 2: Convert to fraction form
192,081.36/265,090.68 = 107,206.32/x - Step 3: Cross multiply
192,081.36x = 265,090.68 × 107,206.32 - Step 4: Simplify right side
192,081.36x = 28,419,396,269.10 - Step 5: Solve for x
x = 28,419,396,269.10/192,081.36 - Step 6: Final answer
x = 147,954.99
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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.