Finding the Fourth Proportional to 98.17, 147.29 and 37.32
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Solution
The fourth proportional to 98.17, 147.29 and 37.32 is: 55.99
Step by Step Solution
- Step 1: Write the proportion equation
98.17 : 147.29 = 37.32 : x - Step 2: Convert to fraction form
98.17/147.29 = 37.32/x - Step 3: Cross multiply
98.17x = 147.29 × 37.32 - Step 4: Simplify right side
98.17x = 5,496.13 - Step 5: Solve for x
x = 5,496.13/98.17 - Step 6: Final answer
x = 55.99
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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.