Finding the Fourth Proportional to 197,022.24, 271,220.40 and 149,199.84
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Solution
The fourth proportional to 197,022.24, 271,220.40 and 149,199.84 is: 205,388.19
Step by Step Solution
- Step 1: Write the proportion equation
197,022.24 : 271,220.40 = 149,199.84 : x - Step 2: Convert to fraction form
197,022.24/271,220.40 = 149,199.84/x - Step 3: Cross multiply
197,022.24x = 271,220.40 × 149,199.84 - Step 4: Simplify right side
197,022.24x = 40,466,040,284.74 - Step 5: Solve for x
x = 40,466,040,284.74/197,022.24 - Step 6: Final answer
x = 205,388.19
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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.