Finding the Fourth Proportional to 235.99, 353.88 and 73.63
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Solution
The fourth proportional to 235.99, 353.88 and 73.63 is: 110.41
Step by Step Solution
- Step 1: Write the proportion equation
235.99 : 353.88 = 73.63 : x - Step 2: Convert to fraction form
235.99/353.88 = 73.63/x - Step 3: Cross multiply
235.99x = 353.88 × 73.63 - Step 4: Simplify right side
235.99x = 26,056.18 - Step 5: Solve for x
x = 26,056.18/235.99 - Step 6: Final answer
x = 110.41
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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.