Finding the Fourth Proportional to 76,022.99, 113,911.36 and 46,351.07
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Solution
The fourth proportional to 76,022.99, 113,911.36 and 46,351.07 is: 69,451.54
Step by Step Solution
- Step 1: Write the proportion equation
76,022.99 : 113,911.36 = 46,351.07 : x - Step 2: Convert to fraction form
76,022.99/113,911.36 = 46,351.07/x - Step 3: Cross multiply
76,022.99x = 113,911.36 × 46,351.07 - Step 4: Simplify right side
76,022.99x = 5,279,913,421.16 - Step 5: Solve for x
x = 5,279,913,421.16/76,022.99 - Step 6: Final answer
x = 69,451.54
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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.