Finding the Fourth Proportional to 147.07, 202.97 and 97.97
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Solution
The fourth proportional to 147.07, 202.97 and 97.97 is: 135.20
Step by Step Solution
- Step 1: Write the proportion equation
147.07 : 202.97 = 97.97 : x - Step 2: Convert to fraction form
147.07/202.97 = 97.97/x - Step 3: Cross multiply
147.07x = 202.97 × 97.97 - Step 4: Simplify right side
147.07x = 19,884.20 - Step 5: Solve for x
x = 19,884.20/147.07 - Step 6: Final answer
x = 135.20
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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.