Finding the Fourth Proportional to 80,229.62, 110,726.49 and 46,695.62
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Solution
The fourth proportional to 80,229.62, 110,726.49 and 46,695.62 is: 64,445.55
Step by Step Solution
- Step 1: Write the proportion equation
80,229.62 : 110,726.49 = 46,695.62 : x - Step 2: Convert to fraction form
80,229.62/110,726.49 = 46,695.62/x - Step 3: Cross multiply
80,229.62x = 110,726.49 × 46,695.62 - Step 4: Simplify right side
80,229.62x = 5,170,442,100.97 - Step 5: Solve for x
x = 5,170,442,100.97/80,229.62 - Step 6: Final answer
x = 64,445.55
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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.