Finding the Fourth Proportional to 125.09, 187.26 and 94.77
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Solution
The fourth proportional to 125.09, 187.26 and 94.77 is: 141.88
Step by Step Solution
- Step 1: Write the proportion equation
125.09 : 187.26 = 94.77 : x - Step 2: Convert to fraction form
125.09/187.26 = 94.77/x - Step 3: Cross multiply
125.09x = 187.26 × 94.77 - Step 4: Simplify right side
125.09x = 17,746.63 - Step 5: Solve for x
x = 17,746.63/125.09 - Step 6: Final answer
x = 141.88
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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.