Finding the Fourth Proportional to 154,755.13, 232,153.36 and 61,239.01
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Solution
The fourth proportional to 154,755.13, 232,153.36 and 61,239.01 is: 91,866.69
Step by Step Solution
- Step 1: Write the proportion equation
154,755.13 : 232,153.36 = 61,239.01 : x - Step 2: Convert to fraction form
154,755.13/232,153.36 = 61,239.01/x - Step 3: Cross multiply
154,755.13x = 232,153.36 × 61,239.01 - Step 4: Simplify right side
154,755.13x = 14,216,841,934.57 - Step 5: Solve for x
x = 14,216,841,934.57/154,755.13 - Step 6: Final answer
x = 91,866.69
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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.