Finding the Fourth Proportional to 79,950.43, 110,331.76 and 44,140.51
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Solution
The fourth proportional to 79,950.43, 110,331.76 and 44,140.51 is: 60,913.99
Step by Step Solution
- Step 1: Write the proportion equation
79,950.43 : 110,331.76 = 44,140.51 : x - Step 2: Convert to fraction form
79,950.43/110,331.76 = 44,140.51/x - Step 3: Cross multiply
79,950.43x = 110,331.76 × 44,140.51 - Step 4: Simplify right side
79,950.43x = 4,870,099,769.42 - Step 5: Solve for x
x = 4,870,099,769.42/79,950.43 - Step 6: Final answer
x = 60,913.99
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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.