Finding the Fourth Proportional to 67,283.58, 100,849.94 and 27,293.28
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Solution
The fourth proportional to 67,283.58, 100,849.94 and 27,293.28 is: 40,909.32
Step by Step Solution
- Step 1: Write the proportion equation
67,283.58 : 100,849.94 = 27,293.28 : x - Step 2: Convert to fraction form
67,283.58/100,849.94 = 27,293.28/x - Step 3: Cross multiply
67,283.58x = 100,849.94 × 27,293.28 - Step 4: Simplify right side
67,283.58x = 2,752,525,650.40 - Step 5: Solve for x
x = 2,752,525,650.40/67,283.58 - Step 6: Final answer
x = 40,909.32
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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.