Finding the Fourth Proportional to 83,743.41, 125,544.50 and 36,322.79
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Solution
The fourth proportional to 83,743.41, 125,544.50 and 36,322.79 is: 54,453.56
Step by Step Solution
- Step 1: Write the proportion equation
83,743.41 : 125,544.50 = 36,322.79 : x - Step 2: Convert to fraction form
83,743.41/125,544.50 = 36,322.79/x - Step 3: Cross multiply
83,743.41x = 125,544.50 × 36,322.79 - Step 4: Simplify right side
83,743.41x = 4,560,126,641.40 - Step 5: Solve for x
x = 4,560,126,641.40/83,743.41 - Step 6: Final answer
x = 54,453.56
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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.