Finding the Fourth Proportional to 93.38, 140.09 and 44.63
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Solution
The fourth proportional to 93.38, 140.09 and 44.63 is: 66.95
Step by Step Solution
- Step 1: Write the proportion equation
93.38 : 140.09 = 44.63 : x - Step 2: Convert to fraction form
93.38/140.09 = 44.63/x - Step 3: Cross multiply
93.38x = 140.09 × 44.63 - Step 4: Simplify right side
93.38x = 6,252.22 - Step 5: Solve for x
x = 6,252.22/93.38 - Step 6: Final answer
x = 66.95
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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.