Finding the Fourth Proportional to 165,879.99, 248,811.77 and 60,690.75
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Solution
The fourth proportional to 165,879.99, 248,811.77 and 60,690.75 is: 91,033.12
Step by Step Solution
- Step 1: Write the proportion equation
165,879.99 : 248,811.77 = 60,690.75 : x - Step 2: Convert to fraction form
165,879.99/248,811.77 = 60,690.75/x - Step 3: Cross multiply
165,879.99x = 248,811.77 × 60,690.75 - Step 4: Simplify right side
165,879.99x = 15,100,572,626.67 - Step 5: Solve for x
x = 15,100,572,626.67/165,879.99 - Step 6: Final answer
x = 91,033.12
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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.