Finding the Fourth Proportional to 88,116.10, 132,187.97 and 28,938.31
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Solution
The fourth proportional to 88,116.10, 132,187.97 and 28,938.31 is: 43,412.00
Step by Step Solution
- Step 1: Write the proportion equation
88,116.10 : 132,187.97 = 28,938.31 : x - Step 2: Convert to fraction form
88,116.10/132,187.97 = 28,938.31/x - Step 3: Cross multiply
88,116.10x = 132,187.97 × 28,938.31 - Step 4: Simplify right side
88,116.10x = 3,825,296,454.13 - Step 5: Solve for x
x = 3,825,296,454.13/88,116.10 - Step 6: Final answer
x = 43,412.00
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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.