Finding the Fourth Proportional to 135,302.10, 202,953.15 and 41,807.70
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Solution
The fourth proportional to 135,302.10, 202,953.15 and 41,807.70 is: 62,711.55
Step by Step Solution
- Step 1: Write the proportion equation
135,302.10 : 202,953.15 = 41,807.70 : x - Step 2: Convert to fraction form
135,302.10/202,953.15 = 41,807.70/x - Step 3: Cross multiply
135,302.10x = 202,953.15 × 41,807.70 - Step 4: Simplify right side
135,302.10x = 8,485,004,409.26 - Step 5: Solve for x
x = 8,485,004,409.26/135,302.10 - Step 6: Final answer
x = 62,711.55
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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.