Finding the Fourth Proportional to 216,367.14, 324,550.71 and 83,310.06
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Solution
The fourth proportional to 216,367.14, 324,550.71 and 83,310.06 is: 124,965.09
Step by Step Solution
- Step 1: Write the proportion equation
216,367.14 : 324,550.71 = 83,310.06 : x - Step 2: Convert to fraction form
216,367.14/324,550.71 = 83,310.06/x - Step 3: Cross multiply
216,367.14x = 324,550.71 × 83,310.06 - Step 4: Simplify right side
216,367.14x = 27,038,339,123.14 - Step 5: Solve for x
x = 27,038,339,123.14/216,367.14 - Step 6: Final answer
x = 124,965.09
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1.5x scale
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.