Finding the Fourth Proportional to 204,904.96, 307,283.50 and 86,585.44
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Solution
The fourth proportional to 204,904.96, 307,283.50 and 86,585.44 is: 129,846.92
Step by Step Solution
- Step 1: Write the proportion equation
204,904.96 : 307,283.50 = 86,585.44 : x - Step 2: Convert to fraction form
204,904.96/307,283.50 = 86,585.44/x - Step 3: Cross multiply
204,904.96x = 307,283.50 × 86,585.44 - Step 4: Simplify right side
204,904.96x = 26,606,277,052.24 - Step 5: Solve for x
x = 26,606,277,052.24/204,904.96 - Step 6: Final answer
x = 129,846.92
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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.