Finding the Fourth Proportional to 88,518.97, 132,817.70 and 46,389.03
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Solution
The fourth proportional to 88,518.97, 132,817.70 and 46,389.03 is: 69,604.12
Step by Step Solution
- Step 1: Write the proportion equation
88,518.97 : 132,817.70 = 46,389.03 : x - Step 2: Convert to fraction form
88,518.97/132,817.70 = 46,389.03/x - Step 3: Cross multiply
88,518.97x = 132,817.70 × 46,389.03 - Step 4: Simplify right side
88,518.97x = 6,161,284,709.91 - Step 5: Solve for x
x = 6,161,284,709.91/88,518.97 - Step 6: Final answer
x = 69,604.12
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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.