Finding the Fourth Proportional to 110,605.70, 165,908.55 and 27,499.70
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Solution
The fourth proportional to 110,605.70, 165,908.55 and 27,499.70 is: 41,249.55
Step by Step Solution
- Step 1: Write the proportion equation
110,605.70 : 165,908.55 = 27,499.70 : x - Step 2: Convert to fraction form
110,605.70/165,908.55 = 27,499.70/x - Step 3: Cross multiply
110,605.70x = 165,908.55 × 27,499.70 - Step 4: Simplify right side
110,605.70x = 4,562,435,352.44 - Step 5: Solve for x
x = 4,562,435,352.44/110,605.70 - Step 6: Final answer
x = 41,249.55
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1.5x scale
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.