Finding the Fourth Proportional to 148,108.97, 222,253.68 and 53,331.23
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Solution
The fourth proportional to 148,108.97, 222,253.68 and 53,331.23 is: 80,029.33
Step by Step Solution
- Step 1: Write the proportion equation
148,108.97 : 222,253.68 = 53,331.23 : x - Step 2: Convert to fraction form
148,108.97/222,253.68 = 53,331.23/x - Step 3: Cross multiply
148,108.97x = 222,253.68 × 53,331.23 - Step 4: Simplify right side
148,108.97x = 11,853,061,859.77 - Step 5: Solve for x
x = 11,853,061,859.77/148,108.97 - Step 6: Final answer
x = 80,029.33
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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.