Finding the Fourth Proportional to 202,426.46, 303,436.50 and 69,215.62
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Solution
The fourth proportional to 202,426.46, 303,436.50 and 69,215.62 is: 103,753.95
Step by Step Solution
- Step 1: Write the proportion equation
202,426.46 : 303,436.50 = 69,215.62 : x - Step 2: Convert to fraction form
202,426.46/303,436.50 = 69,215.62/x - Step 3: Cross multiply
202,426.46x = 303,436.50 × 69,215.62 - Step 4: Simplify right side
202,426.46x = 21,002,545,478.13 - Step 5: Solve for x
x = 21,002,545,478.13/202,426.46 - Step 6: Final answer
x = 103,753.95
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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.