Finding the Fourth Proportional to 107,114.22, 160,689.56 and 36,977.13
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Solution
The fourth proportional to 107,114.22, 160,689.56 and 36,977.13 is: 55,471.99
Step by Step Solution
- Step 1: Write the proportion equation
107,114.22 : 160,689.56 = 36,977.13 : x - Step 2: Convert to fraction form
107,114.22/160,689.56 = 36,977.13/x - Step 3: Cross multiply
107,114.22x = 160,689.56 × 36,977.13 - Step 4: Simplify right side
107,114.22x = 5,941,838,564.88 - Step 5: Solve for x
x = 5,941,838,564.88/107,114.22 - Step 6: Final answer
x = 55,471.99
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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.