Finding the Fourth Proportional to 103,673.60, 155,471.36 and 33,534.08
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Solution
The fourth proportional to 103,673.60, 155,471.36 and 33,534.08 is: 50,288.49
Step by Step Solution
- Step 1: Write the proportion equation
103,673.60 : 155,471.36 = 33,534.08 : x - Step 2: Convert to fraction form
103,673.60/155,471.36 = 33,534.08/x - Step 3: Cross multiply
103,673.60x = 155,471.36 × 33,534.08 - Step 4: Simplify right side
103,673.60x = 5,213,589,023.95 - Step 5: Solve for x
x = 5,213,589,023.95/103,673.60 - Step 6: Final answer
x = 50,288.49
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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.