Finding the Fourth Proportional to 202,443.64, 303,849.69 and 107,753.29
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Solution
The fourth proportional to 202,443.64, 303,849.69 and 107,753.29 is: 161,727.99
Step by Step Solution
- Step 1: Write the proportion equation
202,443.64 : 303,849.69 = 107,753.29 : x - Step 2: Convert to fraction form
202,443.64/303,849.69 = 107,753.29/x - Step 3: Cross multiply
202,443.64x = 303,849.69 × 107,753.29 - Step 4: Simplify right side
202,443.64x = 32,740,803,762.98 - Step 5: Solve for x
x = 32,740,803,762.98/202,443.64 - Step 6: Final answer
x = 161,727.99
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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.