Finding the Fourth Proportional to 151,798.92, 209,497.36 and 88,132.92
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Solution
The fourth proportional to 151,798.92, 209,497.36 and 88,132.92 is: 121,632.05
Step by Step Solution
- Step 1: Write the proportion equation
151,798.92 : 209,497.36 = 88,132.92 : x - Step 2: Convert to fraction form
151,798.92/209,497.36 = 88,132.92/x - Step 3: Cross multiply
151,798.92x = 209,497.36 × 88,132.92 - Step 4: Simplify right side
151,798.92x = 18,463,614,069.09 - Step 5: Solve for x
x = 18,463,614,069.09/151,798.92 - Step 6: Final answer
x = 121,632.05
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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.