Finding the Fourth Proportional to 205,229.68, 307,844.50 and 104,011.97
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Solution
The fourth proportional to 205,229.68, 307,844.50 and 104,011.97 is: 156,017.94
Step by Step Solution
- Step 1: Write the proportion equation
205,229.68 : 307,844.50 = 104,011.97 : x - Step 2: Convert to fraction form
205,229.68/307,844.50 = 104,011.97/x - Step 3: Cross multiply
205,229.68x = 307,844.50 × 104,011.97 - Step 4: Simplify right side
205,229.68x = 32,019,511,417.30 - Step 5: Solve for x
x = 32,019,511,417.30/205,229.68 - Step 6: Final answer
x = 156,017.94
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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.