Finding the Fourth Proportional to 67.95, 101.94 and 35.88
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Solution
The fourth proportional to 67.95, 101.94 and 35.88 is: 53.83
Step by Step Solution
- Step 1: Write the proportion equation
67.95 : 101.94 = 35.88 : x - Step 2: Convert to fraction form
67.95/101.94 = 35.88/x - Step 3: Cross multiply
67.95x = 101.94 × 35.88 - Step 4: Simplify right side
67.95x = 3,657.61 - Step 5: Solve for x
x = 3,657.61/67.95 - Step 6: Final answer
x = 53.83
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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.