Finding the Fourth Proportional to 77,528.09, 116,218.33 and 24,900.68
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Solution
The fourth proportional to 77,528.09, 116,218.33 and 24,900.68 is: 37,327.32
Step by Step Solution
- Step 1: Write the proportion equation
77,528.09 : 116,218.33 = 24,900.68 : x - Step 2: Convert to fraction form
77,528.09/116,218.33 = 24,900.68/x - Step 3: Cross multiply
77,528.09x = 116,218.33 × 24,900.68 - Step 4: Simplify right side
77,528.09x = 2,893,915,673.76 - Step 5: Solve for x
x = 2,893,915,673.76/77,528.09 - Step 6: Final answer
x = 37,327.32
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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.