Finding the Fourth Proportional to 73,859.07, 101,924.97 and 40,325.07
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Solution
The fourth proportional to 73,859.07, 101,924.97 and 40,325.07 is: 55,648.30
Step by Step Solution
- Step 1: Write the proportion equation
73,859.07 : 101,924.97 = 40,325.07 : x - Step 2: Convert to fraction form
73,859.07/101,924.97 = 40,325.07/x - Step 3: Cross multiply
73,859.07x = 101,924.97 × 40,325.07 - Step 4: Simplify right side
73,859.07x = 4,110,131,550.00 - Step 5: Solve for x
x = 4,110,131,550.00/73,859.07 - Step 6: Final answer
x = 55,648.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.