Finding the Fourth Proportional to 67,106.36, 100,585.73 and 27,641.95
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Solution
The fourth proportional to 67,106.36, 100,585.73 and 27,641.95 is: 41,432.52
Step by Step Solution
- Step 1: Write the proportion equation
67,106.36 : 100,585.73 = 27,641.95 : x - Step 2: Convert to fraction form
67,106.36/100,585.73 = 27,641.95/x - Step 3: Cross multiply
67,106.36x = 100,585.73 × 27,641.95 - Step 4: Simplify right side
67,106.36x = 2,780,385,537.01 - Step 5: Solve for x
x = 2,780,385,537.01/67,106.36 - Step 6: Final answer
x = 41,432.52
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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.