Finding the Fourth Proportional to 235,198.80, 324,574.62 and 127,768.80
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Solution
The fourth proportional to 235,198.80, 324,574.62 and 127,768.80 is: 176,321.09
Step by Step Solution
- Step 1: Write the proportion equation
235,198.80 : 324,574.62 = 127,768.80 : x - Step 2: Convert to fraction form
235,198.80/324,574.62 = 127,768.80/x - Step 3: Cross multiply
235,198.80x = 324,574.62 × 127,768.80 - Step 4: Simplify right side
235,198.80x = 41,470,509,707.86 - Step 5: Solve for x
x = 41,470,509,707.86/235,198.80 - Step 6: Final answer
x = 176,321.09
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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.