Finding the Fourth Proportional to 146,197.29, 201,753.93 and 85,768.98
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Solution
The fourth proportional to 146,197.29, 201,753.93 and 85,768.98 is: 118,362.17
Step by Step Solution
- Step 1: Write the proportion equation
146,197.29 : 201,753.93 = 85,768.98 : x - Step 2: Convert to fraction form
146,197.29/201,753.93 = 85,768.98/x - Step 3: Cross multiply
146,197.29x = 201,753.93 × 85,768.98 - Step 4: Simplify right side
146,197.29x = 17,304,228,787.09 - Step 5: Solve for x
x = 17,304,228,787.09/146,197.29 - Step 6: Final answer
x = 118,362.17
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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.