Finding the Fourth Proportional to 80,182.71, 110,646.81 and 44,370.18
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Solution
The fourth proportional to 80,182.71, 110,646.81 and 44,370.18 is: 61,227.90
Step by Step Solution
- Step 1: Write the proportion equation
80,182.71 : 110,646.81 = 44,370.18 : x - Step 2: Convert to fraction form
80,182.71/110,646.81 = 44,370.18/x - Step 3: Cross multiply
80,182.71x = 110,646.81 × 44,370.18 - Step 4: Simplify right side
80,182.71x = 4,909,418,876.13 - Step 5: Solve for x
x = 4,909,418,876.13/80,182.71 - Step 6: Final answer
x = 61,227.90
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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.