Finding the Fourth Proportional to 102,502.36, 153,742.11 and 27,629.97
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Solution
The fourth proportional to 102,502.36, 153,742.11 and 27,629.97 is: 41,441.87
Step by Step Solution
- Step 1: Write the proportion equation
102,502.36 : 153,742.11 = 27,629.97 : x - Step 2: Convert to fraction form
102,502.36/153,742.11 = 27,629.97/x - Step 3: Cross multiply
102,502.36x = 153,742.11 × 27,629.97 - Step 4: Simplify right side
102,502.36x = 4,247,889,887.04 - Step 5: Solve for x
x = 4,247,889,887.04/102,502.36 - Step 6: Final answer
x = 41,441.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.