Finding the Fourth Proportional to 159,982.36, 220,770.97 and 88,360.81
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Solution
The fourth proportional to 159,982.36, 220,770.97 and 88,360.81 is: 121,935.33
Step by Step Solution
- Step 1: Write the proportion equation
159,982.36 : 220,770.97 = 88,360.81 : x - Step 2: Convert to fraction form
159,982.36/220,770.97 = 88,360.81/x - Step 3: Cross multiply
159,982.36x = 220,770.97 × 88,360.81 - Step 4: Simplify right side
159,982.36x = 19,507,501,733.69 - Step 5: Solve for x
x = 19,507,501,733.69/159,982.36 - Step 6: Final answer
x = 121,935.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.