Finding the Fourth Proportional to 146,216.91, 201,768.08 and 82,560.99
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Solution
The fourth proportional to 146,216.91, 201,768.08 and 82,560.99 is: 113,927.81
Step by Step Solution
- Step 1: Write the proportion equation
146,216.91 : 201,768.08 = 82,560.99 : x - Step 2: Convert to fraction form
146,216.91/201,768.08 = 82,560.99/x - Step 3: Cross multiply
146,216.91x = 201,768.08 × 82,560.99 - Step 4: Simplify right side
146,216.91x = 16,658,172,022.39 - Step 5: Solve for x
x = 16,658,172,022.39/146,216.91 - Step 6: Final answer
x = 113,927.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.