Finding the Fourth Proportional to 213,857.08, 295,102.74 and 127,798.93
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Solution
The fourth proportional to 213,857.08, 295,102.74 and 127,798.93 is: 176,350.56
Step by Step Solution
- Step 1: Write the proportion equation
213,857.08 : 295,102.74 = 127,798.93 : x - Step 2: Convert to fraction form
213,857.08/295,102.74 = 127,798.93/x - Step 3: Cross multiply
213,857.08x = 295,102.74 × 127,798.93 - Step 4: Simplify right side
213,857.08x = 37,713,815,260.19 - Step 5: Solve for x
x = 37,713,815,260.19/213,857.08 - Step 6: Final answer
x = 176,350.56
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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.