Finding the Fourth Proportional to 106,165.98, 159,245.52 and 26,204.40
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Solution
The fourth proportional to 106,165.98, 159,245.52 and 26,204.40 is: 39,305.75
Step by Step Solution
- Step 1: Write the proportion equation
106,165.98 : 159,245.52 = 26,204.40 : x - Step 2: Convert to fraction form
106,165.98/159,245.52 = 26,204.40/x - Step 3: Cross multiply
106,165.98x = 159,245.52 × 26,204.40 - Step 4: Simplify right side
106,165.98x = 4,172,933,304.29 - Step 5: Solve for x
x = 4,172,933,304.29/106,165.98 - Step 6: Final answer
x = 39,305.75
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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.