Finding the Fourth Proportional to 79,956.99, 110,340.81 and 44,147.07
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Solution
The fourth proportional to 79,956.99, 110,340.81 and 44,147.07 is: 60,923.05
Step by Step Solution
- Step 1: Write the proportion equation
79,956.99 : 110,340.81 = 44,147.07 : x - Step 2: Convert to fraction form
79,956.99/110,340.81 = 44,147.07/x - Step 3: Cross multiply
79,956.99x = 110,340.81 × 44,147.07 - Step 4: Simplify right side
79,956.99x = 4,871,223,462.93 - Step 5: Solve for x
x = 4,871,223,462.93/79,956.99 - Step 6: Final answer
x = 60,923.05
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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.