Finding the Fourth Proportional to 162,677.88, 243,699.01 and 112,067.96
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Solution
The fourth proportional to 162,677.88, 243,699.01 and 112,067.96 is: 167,882.99
Step by Step Solution
- Step 1: Write the proportion equation
162,677.88 : 243,699.01 = 112,067.96 : x - Step 2: Convert to fraction form
162,677.88/243,699.01 = 112,067.96/x - Step 3: Cross multiply
162,677.88x = 243,699.01 × 112,067.96 - Step 4: Simplify right side
162,677.88x = 27,310,849,406.05 - Step 5: Solve for x
x = 27,310,849,406.05/162,677.88 - Step 6: Final answer
x = 167,882.99
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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.