Finding the Fourth Proportional to 103,603.20, 155,405.64 and 33,482.48
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Solution
The fourth proportional to 103,603.20, 155,405.64 and 33,482.48 is: 50,223.99
Step by Step Solution
- Step 1: Write the proportion equation
103,603.20 : 155,405.64 = 33,482.48 : x - Step 2: Convert to fraction form
103,603.20/155,405.64 = 33,482.48/x - Step 3: Cross multiply
103,603.20x = 155,405.64 × 33,482.48 - Step 4: Simplify right side
103,603.20x = 5,203,366,233.19 - Step 5: Solve for x
x = 5,203,366,233.19/103,603.20 - Step 6: Final answer
x = 50,223.99
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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.