Finding the Fourth Proportional to 96,553.99, 133,249.97 and 54,115.26
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Solution
The fourth proportional to 96,553.99, 133,249.97 and 54,115.26 is: 74,682.12
Step by Step Solution
- Step 1: Write the proportion equation
96,553.99 : 133,249.97 = 54,115.26 : x - Step 2: Convert to fraction form
96,553.99/133,249.97 = 54,115.26/x - Step 3: Cross multiply
96,553.99x = 133,249.97 × 54,115.26 - Step 4: Simplify right side
96,553.99x = 7,210,856,771.54 - Step 5: Solve for x
x = 7,210,856,771.54/96,553.99 - Step 6: Final answer
x = 74,682.12
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1.5x scale
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.