Finding the Fourth Proportional to 197,028.10, 271,905.49 and 116,524.63
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Solution
The fourth proportional to 197,028.10, 271,905.49 and 116,524.63 is: 160,807.96
Step by Step Solution
- Step 1: Write the proportion equation
197,028.10 : 271,905.49 = 116,524.63 : x - Step 2: Convert to fraction form
197,028.10/271,905.49 = 116,524.63/x - Step 3: Cross multiply
197,028.10x = 271,905.49 × 116,524.63 - Step 4: Simplify right side
197,028.10x = 31,683,686,617.22 - Step 5: Solve for x
x = 31,683,686,617.22/197,028.10 - Step 6: Final answer
x = 160,807.96
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1.5x scale
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.