Finding the Fourth Proportional to 135,098.09, 202,649.93 and 41,603.75
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Solution
The fourth proportional to 135,098.09, 202,649.93 and 41,603.75 is: 62,406.49
Step by Step Solution
- Step 1: Write the proportion equation
135,098.09 : 202,649.93 = 41,603.75 : x - Step 2: Convert to fraction form
135,098.09/202,649.93 = 41,603.75/x - Step 3: Cross multiply
135,098.09x = 202,649.93 × 41,603.75 - Step 4: Simplify right side
135,098.09x = 8,430,997,025.24 - Step 5: Solve for x
x = 8,430,997,025.24/135,098.09 - Step 6: Final answer
x = 62,406.49
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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.