Finding the Fourth Proportional to 96, 132.48 and 61.52
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Solution
The fourth proportional to 96, 132.48 and 61.52 is: 84.90
Step by Step Solution
- Step 1: Write the proportion equation
96 : 132.48 = 61.52 : x - Step 2: Convert to fraction form
96/132.48 = 61.52/x - Step 3: Cross multiply
96x = 132.48 × 61.52 - Step 4: Simplify right side
96x = 8,150.17 - Step 5: Solve for x
x = 8,150.17/96 - Step 6: Final answer
x = 84.90
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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.