Finding the Fourth Proportional to 112,887.21, 169,224.84 and 37,954.97
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Solution
The fourth proportional to 112,887.21, 169,224.84 and 37,954.97 is: 56,896.82
Step by Step Solution
- Step 1: Write the proportion equation
112,887.21 : 169,224.84 = 37,954.97 : x - Step 2: Convert to fraction form
112,887.21/169,224.84 = 37,954.97/x - Step 3: Cross multiply
112,887.21x = 169,224.84 × 37,954.97 - Step 4: Simplify right side
112,887.21x = 6,422,922,879.33 - Step 5: Solve for x
x = 6,422,922,879.33/112,887.21 - Step 6: Final answer
x = 56,896.82
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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.