Finding the Fourth Proportional to 202,166.05, 303,206.55 and 102,232.30
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Solution
The fourth proportional to 202,166.05, 303,206.55 and 102,232.30 is: 153,326.95
Step by Step Solution
- Step 1: Write the proportion equation
202,166.05 : 303,206.55 = 102,232.30 : x - Step 2: Convert to fraction form
202,166.05/303,206.55 = 102,232.30/x - Step 3: Cross multiply
202,166.05x = 303,206.55 × 102,232.30 - Step 4: Simplify right side
202,166.05x = 30,997,502,981.57 - Step 5: Solve for x
x = 30,997,502,981.57/202,166.05 - Step 6: Final answer
x = 153,326.95
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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.