Finding the Fourth Proportional to 189,477.39, 284,304.68 and 82,847.50
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Solution
The fourth proportional to 189,477.39, 284,304.68 and 82,847.50 is: 124,309.99
Step by Step Solution
- Step 1: Write the proportion equation
189,477.39 : 284,304.68 = 82,847.50 : x - Step 2: Convert to fraction form
189,477.39/284,304.68 = 82,847.50/x - Step 3: Cross multiply
189,477.39x = 284,304.68 × 82,847.50 - Step 4: Simplify right side
189,477.39x = 23,553,931,976.30 - Step 5: Solve for x
x = 23,553,931,976.30/189,477.39 - Step 6: Final answer
x = 124,309.99
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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.