Finding the Fourth Proportional to 234,863.14, 324,108.57 and 127,435.54
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Solution
The fourth proportional to 234,863.14, 324,108.57 and 127,435.54 is: 175,859.65
Step by Step Solution
- Step 1: Write the proportion equation
234,863.14 : 324,108.57 = 127,435.54 : x - Step 2: Convert to fraction form
234,863.14/324,108.57 = 127,435.54/x - Step 3: Cross multiply
234,863.14x = 324,108.57 × 127,435.54 - Step 4: Simplify right side
234,863.14x = 41,302,950,636.58 - Step 5: Solve for x
x = 41,302,950,636.58/234,863.14 - Step 6: Final answer
x = 175,859.65
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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.