Finding the Fourth Proportional to 159,073.10, 238,604.18 and 40,745.46
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Solution
The fourth proportional to 159,073.10, 238,604.18 and 40,745.46 is: 61,116.79
Step by Step Solution
- Step 1: Write the proportion equation
159,073.10 : 238,604.18 = 40,745.46 : x - Step 2: Convert to fraction form
159,073.10/238,604.18 = 40,745.46/x - Step 3: Cross multiply
159,073.10x = 238,604.18 × 40,745.46 - Step 4: Simplify right side
159,073.10x = 9,722,036,868.30 - Step 5: Solve for x
x = 9,722,036,868.30/159,073.10 - Step 6: Final answer
x = 61,116.79
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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.