Finding the Fourth Proportional to 98, 147.02 and 41
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Solution
The fourth proportional to 98, 147.02 and 41 is: 61.51
Step by Step Solution
- Step 1: Write the proportion equation
98 : 147.02 = 41 : x - Step 2: Convert to fraction form
98/147.02 = 41/x - Step 3: Cross multiply
98x = 147.02 × 41 - Step 4: Simplify right side
98x = 6,027.82 - Step 5: Solve for x
x = 6,027.82/98 - Step 6: Final answer
x = 61.51
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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.