Finding the Fourth Proportional to 135,043.11, 202,564.76 and 35,203.05
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Solution
The fourth proportional to 135,043.11, 202,564.76 and 35,203.05 is: 52,804.60
Step by Step Solution
- Step 1: Write the proportion equation
135,043.11 : 202,564.76 = 35,203.05 : x - Step 2: Convert to fraction form
135,043.11/202,564.76 = 35,203.05/x - Step 3: Cross multiply
135,043.11x = 202,564.76 × 35,203.05 - Step 4: Simplify right side
135,043.11x = 7,130,897,198.50 - Step 5: Solve for x
x = 7,130,897,198.50/135,043.11 - Step 6: Final answer
x = 52,804.60
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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.