Finding the Fourth Proportional to 115,625.94, 173,440.83 and 40,746.99
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Solution
The fourth proportional to 115,625.94, 173,440.83 and 40,746.99 is: 61,121.16
Step by Step Solution
- Step 1: Write the proportion equation
115,625.94 : 173,440.83 = 40,746.99 : x - Step 2: Convert to fraction form
115,625.94/173,440.83 = 40,746.99/x - Step 3: Cross multiply
115,625.94x = 173,440.83 × 40,746.99 - Step 4: Simplify right side
115,625.94x = 7,067,191,765.60 - Step 5: Solve for x
x = 7,067,191,765.60/115,625.94 - Step 6: Final answer
x = 61,121.16
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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.