Finding the Fourth Proportional to 264, 396.18 and 93
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Solution
The fourth proportional to 264, 396.18 and 93 is: 139.56
Step by Step Solution
- Step 1: Write the proportion equation
264 : 396.18 = 93 : x - Step 2: Convert to fraction form
264/396.18 = 93/x - Step 3: Cross multiply
264x = 396.18 × 93 - Step 4: Simplify right side
264x = 36,844.74 - Step 5: Solve for x
x = 36,844.74/264 - Step 6: Final answer
x = 139.56
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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.