Finding the Fourth Proportional to 106,290.08, 159,444.30 and 27,403.64
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Solution
The fourth proportional to 106,290.08, 159,444.30 and 27,403.64 is: 41,107.83
Step by Step Solution
- Step 1: Write the proportion equation
106,290.08 : 159,444.30 = 27,403.64 : x - Step 2: Convert to fraction form
106,290.08/159,444.30 = 27,403.64/x - Step 3: Cross multiply
106,290.08x = 159,444.30 × 27,403.64 - Step 4: Simplify right side
106,290.08x = 4,369,354,197.25 - Step 5: Solve for x
x = 4,369,354,197.25/106,290.08 - Step 6: Final answer
x = 41,107.83
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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.