Finding the Fourth Proportional to 196,690.22, 271,432.10 and 110,649.26
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Solution
The fourth proportional to 196,690.22, 271,432.10 and 110,649.26 is: 152,695.75
Step by Step Solution
- Step 1: Write the proportion equation
196,690.22 : 271,432.10 = 110,649.26 : x - Step 2: Convert to fraction form
196,690.22/271,432.10 = 110,649.26/x - Step 3: Cross multiply
196,690.22x = 271,432.10 × 110,649.26 - Step 4: Simplify right side
196,690.22x = 30,033,759,094.84 - Step 5: Solve for x
x = 30,033,759,094.84/196,690.22 - Step 6: Final answer
x = 152,695.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.