Finding the Fourth Proportional to 164,202.49, 246,227.19 and 85,295.53
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Solution
The fourth proportional to 164,202.49, 246,227.19 and 85,295.53 is: 127,903.53
Step by Step Solution
- Step 1: Write the proportion equation
164,202.49 : 246,227.19 = 85,295.53 : x - Step 2: Convert to fraction form
164,202.49/246,227.19 = 85,295.53/x - Step 3: Cross multiply
164,202.49x = 246,227.19 × 85,295.53 - Step 4: Simplify right side
164,202.49x = 21,002,078,671.46 - Step 5: Solve for x
x = 21,002,078,671.46/164,202.49 - Step 6: Final answer
x = 127,903.53
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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.