Finding the Fourth Proportional to 89,735.91, 134,553.64 and 41,653.23
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Solution
The fourth proportional to 89,735.91, 134,553.64 and 41,653.23 is: 62,456.53
Step by Step Solution
- Step 1: Write the proportion equation
89,735.91 : 134,553.64 = 41,653.23 : x - Step 2: Convert to fraction form
89,735.91/134,553.64 = 41,653.23/x - Step 3: Cross multiply
89,735.91x = 134,553.64 × 41,653.23 - Step 4: Simplify right side
89,735.91x = 5,604,593,714.26 - Step 5: Solve for x
x = 5,604,593,714.26/89,735.91 - Step 6: Final answer
x = 62,456.53
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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.