Finding the Fourth Proportional to 125.08, 187.28 and 110.08
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Solution
The fourth proportional to 125.08, 187.28 and 110.08 is: 164.82
Step by Step Solution
- Step 1: Write the proportion equation
125.08 : 187.28 = 110.08 : x - Step 2: Convert to fraction form
125.08/187.28 = 110.08/x - Step 3: Cross multiply
125.08x = 187.28 × 110.08 - Step 4: Simplify right side
125.08x = 20,615.78 - Step 5: Solve for x
x = 20,615.78/125.08 - Step 6: Final answer
x = 164.82
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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.