Finding the Fourth Proportional to 125,194.20, 187,445.70 and 97,546.20
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Solution
The fourth proportional to 125,194.20, 187,445.70 and 97,546.20 is: 146,050.02
Step by Step Solution
- Step 1: Write the proportion equation
125,194.20 : 187,445.70 = 97,546.20 : x - Step 2: Convert to fraction form
125,194.20/187,445.70 = 97,546.20/x - Step 3: Cross multiply
125,194.20x = 187,445.70 × 97,546.20 - Step 4: Simplify right side
125,194.20x = 18,284,615,741.34 - Step 5: Solve for x
x = 18,284,615,741.34/125,194.20 - Step 6: Final answer
x = 146,050.02
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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.