Finding the Fourth Proportional to 135,102.66, 202,623.17 and 50,871.70
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Solution
The fourth proportional to 135,102.66, 202,623.17 and 50,871.70 is: 76,295.95
Step by Step Solution
- Step 1: Write the proportion equation
135,102.66 : 202,623.17 = 50,871.70 : x - Step 2: Convert to fraction form
135,102.66/202,623.17 = 50,871.70/x - Step 3: Cross multiply
135,102.66x = 202,623.17 × 50,871.70 - Step 4: Simplify right side
135,102.66x = 10,307,785,117.29 - Step 5: Solve for x
x = 10,307,785,117.29/135,102.66 - Step 6: Final answer
x = 76,295.95
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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.