Finding the Fourth Proportional to 146,333.19, 201,935.67 and 85,902.87
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Solution
The fourth proportional to 146,333.19, 201,935.67 and 85,902.87 is: 118,543.53
Step by Step Solution
- Step 1: Write the proportion equation
146,333.19 : 201,935.67 = 85,902.87 : x - Step 2: Convert to fraction form
146,333.19/201,935.67 = 85,902.87/x - Step 3: Cross multiply
146,333.19x = 201,935.67 × 85,902.87 - Step 4: Simplify right side
146,333.19x = 17,346,852,169.18 - Step 5: Solve for x
x = 17,346,852,169.18/146,333.19 - Step 6: Final answer
x = 118,543.53
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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.