Finding the Fourth Proportional to 202,176.36, 303,322.86 and 83,825.64
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Solution
The fourth proportional to 202,176.36, 303,322.86 and 83,825.64 is: 125,762.64
Step by Step Solution
- Step 1: Write the proportion equation
202,176.36 : 303,322.86 = 83,825.64 : x - Step 2: Convert to fraction form
202,176.36/303,322.86 = 83,825.64/x - Step 3: Cross multiply
202,176.36x = 303,322.86 × 83,825.64 - Step 4: Simplify right side
202,176.36x = 25,426,232,866.13 - Step 5: Solve for x
x = 25,426,232,866.13/202,176.36 - Step 6: Final answer
x = 125,762.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.