Finding the Fourth Proportional to 170.71, 235.58 and 97.02
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Solution
The fourth proportional to 170.71, 235.58 and 97.02 is: 133.89
Step by Step Solution
- Step 1: Write the proportion equation
170.71 : 235.58 = 97.02 : x - Step 2: Convert to fraction form
170.71/235.58 = 97.02/x - Step 3: Cross multiply
170.71x = 235.58 × 97.02 - Step 4: Simplify right side
170.71x = 22,855.97 - Step 5: Solve for x
x = 22,855.97/170.71 - Step 6: Final answer
x = 133.89
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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.