Finding the Fourth Proportional to 168,120.09, 232,022.07 and 125,604.81
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Solution
The fourth proportional to 168,120.09, 232,022.07 and 125,604.81 is: 173,346.85
Step by Step Solution
- Step 1: Write the proportion equation
168,120.09 : 232,022.07 = 125,604.81 : x - Step 2: Convert to fraction form
168,120.09/232,022.07 = 125,604.81/x - Step 3: Cross multiply
168,120.09x = 232,022.07 × 125,604.81 - Step 4: Simplify right side
168,120.09x = 29,143,088,018.16 - Step 5: Solve for x
x = 29,143,088,018.16/168,120.09 - Step 6: Final answer
x = 173,346.85
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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.