Finding the Fourth Proportional to 102,317.26, 141,204.30 and 57,608.14
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Solution
The fourth proportional to 102,317.26, 141,204.30 and 57,608.14 is: 79,502.88
Step by Step Solution
- Step 1: Write the proportion equation
102,317.26 : 141,204.30 = 57,608.14 : x - Step 2: Convert to fraction form
102,317.26/141,204.30 = 57,608.14/x - Step 3: Cross multiply
102,317.26x = 141,204.30 × 57,608.14 - Step 4: Simplify right side
102,317.26x = 8,134,517,083.00 - Step 5: Solve for x
x = 8,134,517,083.00/102,317.26 - Step 6: Final answer
x = 79,502.88
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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.