Finding the Fourth Proportional to 213,979.09, 295,598.73 and 170,902.02
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Solution
The fourth proportional to 213,979.09, 295,598.73 and 170,902.02 is: 236,090.46
Step by Step Solution
- Step 1: Write the proportion equation
213,979.09 : 295,598.73 = 170,902.02 : x - Step 2: Convert to fraction form
213,979.09/295,598.73 = 170,902.02/x - Step 3: Cross multiply
213,979.09x = 295,598.73 × 170,902.02 - Step 4: Simplify right side
213,979.09x = 50,518,420,591.80 - Step 5: Solve for x
x = 50,518,420,591.80/213,979.09 - Step 6: Final answer
x = 236,090.46
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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.