Finding the Fourth Proportional to 355.52, 533.36 and 112
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Solution
The fourth proportional to 355.52, 533.36 and 112 is: 168.03
Step by Step Solution
- Step 1: Write the proportion equation
355.52 : 533.36 = 112 : x - Step 2: Convert to fraction form
355.52/533.36 = 112/x - Step 3: Cross multiply
355.52x = 533.36 × 112 - Step 4: Simplify right side
355.52x = 59,736.32 - Step 5: Solve for x
x = 59,736.32/355.52 - Step 6: Final answer
x = 168.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.