Finding the Fourth Proportional to 120,755.52, 181,133.28 and 37,656
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Solution
The fourth proportional to 120,755.52, 181,133.28 and 37,656 is: 56,484
Step by Step Solution
- Step 1: Write the proportion equation
120,755.52 : 181,133.28 = 37,656 : x - Step 2: Convert to fraction form
120,755.52/181,133.28 = 37,656/x - Step 3: Cross multiply
120,755.52x = 181,133.28 × 37,656 - Step 4: Simplify right side
120,755.52x = 6,820,754,791.68 - Step 5: Solve for x
x = 6,820,754,791.68/120,755.52 - Step 6: Final answer
x = 56,484
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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.