Finding the Fourth Proportional to 124.08, 170.96 and 94.88
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Solution
The fourth proportional to 124.08, 170.96 and 94.88 is: 130.73
Step by Step Solution
- Step 1: Write the proportion equation
124.08 : 170.96 = 94.88 : x - Step 2: Convert to fraction form
124.08/170.96 = 94.88/x - Step 3: Cross multiply
124.08x = 170.96 × 94.88 - Step 4: Simplify right side
124.08x = 16,220.68 - Step 5: Solve for x
x = 16,220.68/124.08 - Step 6: Final answer
x = 130.73
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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.