Finding the Fourth Proportional to 161,400.19, 222,733.97 and 88,804.03
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Solution
The fourth proportional to 161,400.19, 222,733.97 and 88,804.03 is: 122,550.50
Step by Step Solution
- Step 1: Write the proportion equation
161,400.19 : 222,733.97 = 88,804.03 : x - Step 2: Convert to fraction form
161,400.19/222,733.97 = 88,804.03/x - Step 3: Cross multiply
161,400.19x = 222,733.97 × 88,804.03 - Step 4: Simplify right side
161,400.19x = 19,779,673,709.88 - Step 5: Solve for x
x = 19,779,673,709.88/161,400.19 - Step 6: Final answer
x = 122,550.50
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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.