Finding the Fourth Proportional to 202,098.93, 303,064.99 and 68,989.92
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Solution
The fourth proportional to 202,098.93, 303,064.99 and 68,989.92 is: 103,456.41
Step by Step Solution
- Step 1: Write the proportion equation
202,098.93 : 303,064.99 = 68,989.92 : x - Step 2: Convert to fraction form
202,098.93/303,064.99 = 68,989.92/x - Step 3: Cross multiply
202,098.93x = 303,064.99 × 68,989.92 - Step 4: Simplify right side
202,098.93x = 20,908,429,414.90 - Step 5: Solve for x
x = 20,908,429,414.90/202,098.93 - Step 6: Final answer
x = 103,456.41
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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.