Finding the Fourth Proportional to 110.97, 153.08 and 94.30
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Solution
The fourth proportional to 110.97, 153.08 and 94.30 is: 130.09
Step by Step Solution
- Step 1: Write the proportion equation
110.97 : 153.08 = 94.30 : x - Step 2: Convert to fraction form
110.97/153.08 = 94.30/x - Step 3: Cross multiply
110.97x = 153.08 × 94.30 - Step 4: Simplify right side
110.97x = 14,435.21 - Step 5: Solve for x
x = 14,435.21/110.97 - Step 6: Final answer
x = 130.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.