Finding the Fourth Proportional to 134,974.62, 202,285.77 and 97,660.38
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Solution
The fourth proportional to 134,974.62, 202,285.77 and 97,660.38 is: 146,363.11
Step by Step Solution
- Step 1: Write the proportion equation
134,974.62 : 202,285.77 = 97,660.38 : x - Step 2: Convert to fraction form
134,974.62/202,285.77 = 97,660.38/x - Step 3: Cross multiply
134,974.62x = 202,285.77 × 97,660.38 - Step 4: Simplify right side
134,974.62x = 19,755,305,166.79 - Step 5: Solve for x
x = 19,755,305,166.79/134,974.62 - Step 6: Final answer
x = 146,363.11
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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.