Finding the Fourth Proportional to 135,008.12, 202,544.96 and 41,513.84
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Solution
The fourth proportional to 135,008.12, 202,544.96 and 41,513.84 is: 62,280.84
Step by Step Solution
- Step 1: Write the proportion equation
135,008.12 : 202,544.96 = 41,513.84 : x - Step 2: Convert to fraction form
135,008.12/202,544.96 = 41,513.84/x - Step 3: Cross multiply
135,008.12x = 202,544.96 × 41,513.84 - Step 4: Simplify right side
135,008.12x = 8,408,419,062.25 - Step 5: Solve for x
x = 8,408,419,062.25/135,008.12 - Step 6: Final answer
x = 62,280.84
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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.